/*
Theme Name: Tavakkoli Academic
Theme URI: https://www.tavakkoli.net
Author: Tavakkoli Academic Site
Description: A clean, responsive academic WordPress theme for a research lab, academic background, research interests, publications, projects, people, funding, teaching, and member resources.
Version: 1.5.0
Requires at least: 6.4
Requires PHP: 8.0
License: GPL-2.0-or-later
Text Domain: tavakkoli-academic
*/

:root {
    --tav-ink: #172033;
    --tav-muted: #5c667a;
    --tav-surface: #ffffff;
    --tav-soft: #f4f6f9;
    --tav-line: #dce1e8;
    --tav-accent: #1f5f8b;
    --tav-accent-dark: #174667;
    --tav-accent-soft: #e8f1f7;
    --tav-success: #276749;
    --tav-warning: #8a5a00;
    --tav-radius: 14px;
    --tav-shadow: 0 12px 35px rgba(23, 32, 51, 0.08);
    --tav-content: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--tav-ink);
    background: var(--tav-surface);
    font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 17px;
    line-height: 1.68;
    text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; }
a { color: var(--tav-accent); text-decoration-thickness: 0.08em; text-underline-offset: 0.16em; }
a:hover, a:focus { color: var(--tav-accent-dark); }
button, input, textarea, select { font: inherit; }

.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}
.screen-reader-text:focus {
    background: #fff;
    clip: auto !important;
    clip-path: none;
    color: var(--tav-ink);
    display: block;
    height: auto;
    left: 10px;
    padding: 12px 16px;
    top: 10px;
    width: auto;
    z-index: 100000;
}

.tav-container { width: min(calc(100% - 40px), var(--tav-content)); margin-inline: auto; }
.tav-narrow { width: min(calc(100% - 40px), 820px); margin-inline: auto; }
.tav-section { padding: 72px 0; }
.tav-section-soft { background: var(--tav-soft); }
.tav-section-header { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 28px; }
.tav-section-header h2 { margin: 0; font-size: clamp(1.8rem, 4vw, 2.55rem); line-height: 1.2; }
.tav-eyebrow { margin: 0 0 7px; color: var(--tav-accent); font-size: 0.78rem; font-weight: 800; letter-spacing: 0.09em; text-transform: uppercase; }

.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,0.96); border-bottom: 1px solid var(--tav-line); backdrop-filter: blur(14px); }
.admin-bar .site-header { top: 32px; }
.tav-header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.site-branding { min-width: 0; }
.site-title { margin: 0; font-size: 1.12rem; font-weight: 850; line-height: 1.2; letter-spacing: -0.02em; }
.site-title a { color: var(--tav-ink); text-decoration: none; }
.site-description { margin: 3px 0 0; color: var(--tav-muted); font-size: 0.82rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 420px; }
.custom-logo { display: block; max-height: 50px; width: auto; }

.tav-nav { display: flex; align-items: center; gap: 16px; }
.tav-nav ul { list-style: none; display: flex; align-items: center; gap: 24px; margin: 0; padding: 0; }
.tav-nav a { color: var(--tav-ink); font-size: 0.92rem; font-weight: 700; text-decoration: none; }
.tav-nav a:hover, .tav-nav .current-menu-item > a { color: var(--tav-accent); }
.tav-menu-toggle { display: none; border: 1px solid var(--tav-line); background: #fff; border-radius: 9px; padding: 8px 11px; cursor: pointer; }

.tav-hero { position: relative; overflow: hidden; padding: 95px 0 80px; background: linear-gradient(140deg, #f8fafc 0%, #edf4f8 55%, #f6f8fb 100%); border-bottom: 1px solid var(--tav-line); }
.tav-hero::after { content: ""; position: absolute; width: 460px; height: 460px; right: -160px; top: -210px; border-radius: 50%; background: rgba(31,95,139,0.09); }
.tav-hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(260px, 0.65fr); gap: 68px; align-items: center; }
.tav-hero h1 { margin: 0 0 12px; max-width: 780px; font-family: Georgia, "Times New Roman", serif; font-size: clamp(2.8rem, 7vw, 5.5rem); line-height: 0.98; letter-spacing: -0.045em; font-weight: 700; }
.tav-hero-subtitle { margin: 0 0 24px; color: var(--tav-accent); font-size: clamp(1.05rem, 2.5vw, 1.4rem); font-weight: 800; }
.tav-hero-intro { max-width: 750px; color: var(--tav-muted); font-size: 1.13rem; }
.tav-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.tav-profile-image { aspect-ratio: 4 / 5; width: min(100%, 330px); justify-self: end; border-radius: 22px; object-fit: cover; box-shadow: var(--tav-shadow); border: 8px solid rgba(255,255,255,0.82); }
.tav-profile-placeholder { aspect-ratio: 4 / 5; width: min(100%, 330px); justify-self: end; border-radius: 22px; display: grid; place-items: center; background: var(--tav-accent-soft); color: var(--tav-accent); font-size: 4rem; font-family: Georgia, serif; box-shadow: var(--tav-shadow); }

.tav-button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 10px 18px; border: 1px solid var(--tav-accent); border-radius: 9px; color: #fff; background: var(--tav-accent); font-size: 0.92rem; font-weight: 800; line-height: 1.2; text-decoration: none; transition: transform .15s ease, background .15s ease; }
.tav-button:hover, .tav-button:focus { color: #fff; background: var(--tav-accent-dark); transform: translateY(-1px); }
.tav-button-secondary { color: var(--tav-accent); background: transparent; }
.tav-button-secondary:hover, .tav-button-secondary:focus { color: #fff; }
.tav-button-small { min-height: 36px; padding: 7px 12px; font-size: 0.82rem; }

.tav-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.tav-shortcode-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.tav-shortcode-grid-person { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.tav-card, .tav-resource-item { position: relative; background: #fff; border: 1px solid var(--tav-line); border-radius: var(--tav-radius); padding: 25px; box-shadow: 0 3px 14px rgba(23,32,51,.035); transition: transform .15s ease, box-shadow .15s ease; }
.tav-card:hover { transform: translateY(-3px); box-shadow: var(--tav-shadow); }
.tav-card h2, .tav-card h3 { margin: 0 0 8px; font-size: 1.25rem; line-height: 1.34; }
.tav-card h2 a, .tav-card h3 a { color: var(--tav-ink); text-decoration: none; }
.tav-card h2 a:hover, .tav-card h3 a:hover { color: var(--tav-accent); }
.tav-card p:last-child { margin-bottom: 0; }
.tav-card-meta, .tav-card-authors { margin: 5px 0; color: var(--tav-muted); font-size: 0.93rem; }
.tav-card-image { display: block; margin: -25px -25px 20px; border-radius: var(--tav-radius) var(--tav-radius) 0 0; overflow: hidden; aspect-ratio: 16 / 9; }
.tav-card-image img { width: 100%; height: 100%; object-fit: cover; }

.tav-page-header { padding: 64px 0 36px; background: var(--tav-soft); border-bottom: 1px solid var(--tav-line); }
.tav-page-header h1 { margin: 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(2.3rem, 6vw, 4.25rem); line-height: 1.04; letter-spacing: -0.035em; }
.tav-page-header p { max-width: 760px; color: var(--tav-muted); }
.tav-content { padding: 58px 0 80px; }
.entry-content > *:first-child { margin-top: 0; }
.entry-content h2, .entry-content h3 { line-height: 1.25; margin-top: 1.8em; }
.entry-content blockquote { margin: 2rem 0; padding: 10px 0 10px 24px; border-left: 4px solid var(--tav-accent); color: var(--tav-muted); font-size: 1.08rem; }
.entry-content table { width: 100%; border-collapse: collapse; }
.entry-content th, .entry-content td { border-bottom: 1px solid var(--tav-line); padding: 11px; text-align: left; }
.entry-content pre { overflow-x: auto; padding: 18px; border-radius: 9px; background: #101827; color: #f5f7fa; }

.tav-detail-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 54px; align-items: start; }
.tav-detail-aside { position: sticky; top: 110px; padding: 24px; border: 1px solid var(--tav-line); border-radius: var(--tav-radius); background: var(--tav-soft); }
.tav-detail-list { margin: 0; }
.tav-detail-list div { padding: 12px 0; border-bottom: 1px solid var(--tav-line); }
.tav-detail-list div:last-child { border-bottom: 0; }
.tav-detail-list dt { color: var(--tav-muted); font-size: .78rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.tav-detail-list dd { margin: 4px 0 0; overflow-wrap: anywhere; }
.tav-action-list { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 20px; }
.tav-bibtex { margin-top: 30px; }
.tav-bibtex textarea { width: 100%; min-height: 170px; padding: 14px; border: 1px solid var(--tav-line); border-radius: 9px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .82rem; }

.tav-filter-list { display: flex; flex-wrap: wrap; gap: 9px; margin: 0 0 28px; padding: 0; list-style: none; }
.tav-filter-list a { display: inline-flex; padding: 6px 12px; border: 1px solid var(--tav-line); border-radius: 999px; text-decoration: none; font-size: .84rem; font-weight: 700; }

.tav-member-login { max-width: 520px; margin: 30px auto; padding: 30px; border: 1px solid var(--tav-line); border-radius: var(--tav-radius); background: var(--tav-soft); }
.tav-member-login label { display: block; font-weight: 700; }
.tav-member-login input[type="text"], .tav-member-login input[type="password"] { width: 100%; padding: 10px 12px; border: 1px solid var(--tav-line); border-radius: 7px; }
.tav-member-login input[type="submit"] { border: 0; border-radius: 8px; background: var(--tav-accent); color: #fff; padding: 10px 18px; cursor: pointer; font-weight: 800; }
.tav-member-heading { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 22px; }
.tav-resource-list { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 18px; }
.tav-notice { padding: 14px 18px; border-left: 4px solid var(--tav-accent); background: var(--tav-accent-soft); }
.tav-notice-warning { border-color: var(--tav-warning); background: #fff8e8; }

.navigation.pagination { margin-top: 34px; }
.nav-links { display: flex; gap: 8px; flex-wrap: wrap; }
.page-numbers { display: inline-flex; min-width: 39px; min-height: 39px; align-items: center; justify-content: center; border: 1px solid var(--tav-line); border-radius: 7px; text-decoration: none; }
.page-numbers.current { color: #fff; background: var(--tav-accent); border-color: var(--tav-accent); }

.site-footer { padding: 45px 0; background: var(--tav-ink); color: #d6dce7; }
.tav-footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: center; }
.site-footer a { color: #fff; }
.site-footer p { margin: 4px 0; }
.footer-menu { list-style: none; display: flex; gap: 18px; margin: 0; padding: 0; }
.footer-menu a { text-decoration: none; font-weight: 700; font-size: .9rem; }


.tav-section-intro { max-width: 850px; margin: -8px 0 30px; color: var(--tav-muted); font-size: 1.04rem; }
.tav-grid-four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.tav-card-image-person { aspect-ratio: 1 / 1; }
.tav-card-image-person img { object-position: center top; }

.tav-lab-content { padding-top: 0; }
.tav-lab-page { margin-top: 0; }
.tav-lab-overview { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(260px, .65fr); gap: 48px; align-items: center; padding: 54px 0; }
.tav-lab-overview-copy > p:first-child { margin-top: 0; color: var(--tav-muted); font-size: 1.08rem; }
.tav-lab-image { width: 100%; max-height: 430px; object-fit: cover; border-radius: 20px; box-shadow: var(--tav-shadow); }
.tav-lab-themes { margin-top: 28px; }
.tav-lab-themes h2 { margin-bottom: 14px; font-size: 1.3rem; }
.tav-lab-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin: 0 0 62px; }
.tav-lab-stat { padding: 24px; border: 1px solid var(--tav-line); border-radius: var(--tav-radius); background: var(--tav-soft); }
.tav-lab-stat strong { display: block; color: var(--tav-accent); font-family: Georgia, "Times New Roman", serif; font-size: 2.2rem; line-height: 1; }
.tav-lab-stat span { display: block; margin-top: 9px; color: var(--tav-muted); font-size: .9rem; font-weight: 750; }
.tav-lab-section { padding: 62px 0; border-top: 1px solid var(--tav-line); }
.tav-lab-section-soft { margin-inline: -28px; padding-inline: 28px; border-radius: 20px; background: var(--tav-soft); }
.tav-lab-people-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.tav-lab-person { display: grid; grid-template-columns: 88px minmax(0, 1fr); gap: 18px; align-items: start; padding: 20px; border: 1px solid var(--tav-line); border-radius: var(--tav-radius); background: #fff; }
.tav-lab-person h3 { margin: 2px 0 6px; line-height: 1.25; }
.tav-lab-person h3 a { color: var(--tav-ink); text-decoration: none; }
.tav-lab-person p { margin: 5px 0 0; font-size: .92rem; }
.tav-lab-person-image, .tav-lab-person-placeholder { display: grid; width: 88px; aspect-ratio: 1; place-items: center; overflow: hidden; border-radius: 50%; background: var(--tav-accent-soft); color: var(--tav-accent); font-family: Georgia, serif; font-size: 1.45rem; font-weight: 700; text-decoration: none; }
.tav-lab-person-image img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }

.tav-related-section { margin-top: 52px; padding-top: 34px; border-top: 1px solid var(--tav-line); }
.tav-related-section > h2 { margin-top: 0; }
.tav-relation-card-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.tav-relation-card { display: flex; gap: 15px; align-items: center; padding: 16px; border: 1px solid var(--tav-line); border-radius: 11px; background: var(--tav-soft); }
.tav-relation-card h3 { margin: 0; font-size: 1.05rem; }
.tav-relation-card h3 a { color: var(--tav-ink); text-decoration: none; }
.tav-relation-avatar { flex: 0 0 58px; width: 58px; height: 58px; overflow: hidden; border-radius: 50%; }
.tav-relation-avatar img { width: 100%; height: 100%; object-fit: cover; }

@media (max-width: 900px) {
    .admin-bar .site-header { top: 46px; }
    .tav-menu-toggle { display: inline-flex; }
    .tav-nav ul { display: none; position: absolute; top: 76px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; padding: 12px 20px 20px; background: #fff; border-bottom: 1px solid var(--tav-line); box-shadow: var(--tav-shadow); }
    .tav-nav ul.is-open { display: flex; }
    .tav-nav li a { display: block; padding: 10px; }
    .tav-hero-grid, .tav-detail-grid { grid-template-columns: 1fr; }
    .tav-profile-image, .tav-profile-placeholder { justify-self: start; width: min(70vw, 280px); }
    .tav-detail-aside { position: static; }
    .tav-grid, .tav-grid-four, .tav-shortcode-grid-person, .tav-lab-people-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .tav-lab-overview { grid-template-columns: 1fr; }
    .tav-lab-stats { grid-template-columns: repeat(2, minmax(0,1fr)); }
}

@media (max-width: 620px) {
    body { font-size: 16px; }
    .tav-container, .tav-narrow { width: min(calc(100% - 28px), var(--tav-content)); }
    .site-description { display: none; }
    .tav-hero { padding: 66px 0 56px; }
    .tav-section { padding: 52px 0; }
    .tav-grid, .tav-grid-four, .tav-shortcode-grid, .tav-shortcode-grid-person, .tav-resource-list, .tav-lab-people-grid, .tav-lab-stats, .tav-relation-card-grid { grid-template-columns: 1fr; }
    .tav-lab-person { grid-template-columns: 72px minmax(0,1fr); }
    .tav-lab-person-image, .tav-lab-person-placeholder { width: 72px; }
    .tav-section-header, .tav-member-heading, .tav-footer-grid { align-items: flex-start; flex-direction: column; display: flex; }
    .footer-menu { flex-wrap: wrap; }
}


/* Teaching and Outlook calendar */
.tav-teaching-page { display: grid; gap: 56px; }
.tav-teaching-section { display: grid; gap: 8px; }
.tav-card-course .tav-card-meta { margin-top: -4px; }
.tav-calendar-page { display: grid; gap: 24px; }
.tav-calendar-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.tav-calendar-embed { overflow: hidden; min-height: 680px; border: 1px solid var(--tav-line); border-radius: var(--tav-radius); background: var(--tav-soft); box-shadow: var(--tav-shadow); }
.tav-calendar-embed iframe { display: block; width: 100%; min-height: 680px; border: 0; background: #fff; }
.tav-calendar-note { color: var(--tav-muted); font-size: 0.92rem; }
@media (max-width: 700px) {
    .tav-calendar-embed, .tav-calendar-embed iframe { min-height: 560px; }
}

/* Tabbed publications archive */
.tav-publication-tabs { margin-top: -6px; }
.tav-publication-tablist {
    display: flex;
    gap: 4px;
    margin: 0 0 38px;
    padding: 0 0 1px;
    overflow-x: auto;
    border-bottom: 1px solid var(--tav-line);
    scrollbar-width: thin;
}
.tav-publication-tab {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 8px;
    padding: 12px 15px 11px;
    border-bottom: 3px solid transparent;
    color: var(--tav-muted);
    font-size: .9rem;
    font-weight: 800;
    text-decoration: none;
    white-space: nowrap;
}
.tav-publication-tab:hover,
.tav-publication-tab:focus { color: var(--tav-accent); }
.tav-publication-tab.is-active,
.tav-publication-tab[aria-selected="true"] {
    border-bottom-color: var(--tav-accent);
    color: var(--tav-ink);
}
.tav-publication-tab-count {
    display: inline-grid;
    min-width: 24px;
    height: 24px;
    padding: 0 7px;
    place-items: center;
    border-radius: 999px;
    background: var(--tav-soft);
    color: var(--tav-muted);
    font-size: .72rem;
    line-height: 1;
}
.tav-publication-tab.is-active .tav-publication-tab-count,
.tav-publication-tab[aria-selected="true"] .tav-publication-tab-count {
    background: var(--tav-accent-soft);
    color: var(--tav-accent-dark);
}
.tav-publication-tabs.is-enhanced .tav-publication-panel[hidden] { display: none; }
.tav-publication-panel:focus { outline: none; }
.tav-publication-year-group {
    display: grid;
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 28px;
    padding: 0 0 38px;
}
.tav-publication-year-group + .tav-publication-year-group {
    padding-top: 12px;
    border-top: 1px solid var(--tav-line);
}
.tav-publication-year {
    margin: 18px 0 0;
    color: var(--tav-accent-dark);
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.65rem;
    line-height: 1.1;
}
.tav-publication-list { min-width: 0; }
.tav-publication-entry {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 22px;
    align-items: start;
    padding: 18px 0 20px;
    border-bottom: 1px solid var(--tav-line);
}
.tav-publication-entry:last-child { border-bottom: 0; }
.tav-publication-title {
    margin: 0 0 5px;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.13rem;
    line-height: 1.38;
}
.tav-publication-title a { color: var(--tav-ink); text-decoration: none; }
.tav-publication-title a:hover,
.tav-publication-title a:focus { color: var(--tav-accent); }
.tav-publication-authors,
.tav-publication-venue { margin: 4px 0 0; color: var(--tav-muted); font-size: .92rem; }
.tav-publication-venue { font-style: italic; }
.tav-publication-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 7px 12px;
    padding-top: 2px;
    font-size: .78rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .025em;
}
.tav-publication-links a { text-decoration: none; }
.tav-publication-empty { padding: 28px 0; color: var(--tav-muted); }

@media (max-width: 700px) {
    .tav-publication-tablist { margin-inline: -14px; padding-inline: 14px; }
    .tav-publication-year-group { grid-template-columns: 1fr; gap: 4px; padding-bottom: 30px; }
    .tav-publication-year { margin-top: 12px; font-size: 1.45rem; }
    .tav-publication-entry { grid-template-columns: 1fr; gap: 9px; padding: 16px 0 18px; }
    .tav-publication-links { justify-content: flex-start; }
}


/* Homepage academic background and research interests */
.tav-home-academic-profile { background: #fff; }
.tav-home-profile-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(52px, 7vw, 96px);
    align-items: start;
}
.tav-home-profile-column > h2 {
    margin: 0 0 30px;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(1.9rem, 4vw, 2.65rem);
    line-height: 1.15;
    letter-spacing: -0.025em;
}
.tav-education-groups { display: grid; gap: 36px; }
.tav-education-group {
    display: grid;
    grid-template-columns: 112px minmax(0, 1fr);
    gap: 26px;
    align-items: start;
}
.tav-education-logo-wrap { padding-top: 3px; }
.tav-education-logo-wrap a { display: block; }
.tav-education-logo {
    display: block;
    width: 112px;
    height: 112px;
    object-fit: contain;
}
.tav-education-logo-placeholder {
    display: grid;
    width: 112px;
    height: 112px;
    place-items: center;
    border: 1px solid var(--tav-line);
    border-radius: 12px;
    background: var(--tav-soft);
    color: var(--tav-accent-dark);
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.7rem;
    font-weight: 700;
}
.tav-education-records { display: grid; gap: 25px; }
.tav-education-item h3 {
    margin: 0 0 8px;
    color: var(--tav-ink);
    font-size: 1.13rem;
    line-height: 1.3;
}
.tav-education-year { margin-left: 7px; font-weight: 650; }
.tav-education-item p { margin: 3px 0; }
.tav-education-field { color: var(--tav-ink); }
.tav-education-institution { color: var(--tav-muted); }
.tav-education-institution a { color: inherit; text-decoration: none; }
.tav-education-institution a:hover,
.tav-education-institution a:focus { color: var(--tav-accent); }
.tav-research-interest-groups { display: grid; gap: 20px; }
.tav-research-interest-group h3 {
    margin: 0 0 6px;
    color: var(--tav-ink);
    font-size: 1.16rem;
    line-height: 1.3;
}
.tav-research-interest-group ul {
    margin: 0;
    padding-left: 1.35rem;
    color: var(--tav-muted);
}
.tav-research-interest-group li { margin: 2px 0; }
.tav-research-interest-group p { margin: 3px 0 0; color: var(--tav-muted); }

@media (max-width: 900px) {
    .tav-home-profile-grid { grid-template-columns: 1fr; gap: 58px; }
}

@media (max-width: 620px) {
    .tav-education-group { grid-template-columns: 82px minmax(0, 1fr); gap: 18px; }
    .tav-education-logo, .tav-education-logo-placeholder { width: 82px; height: 82px; }
    .tav-education-logo-placeholder { font-size: 1.3rem; }
}


/* Projects: two-column visual research portfolio */
.tav-project-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(42px, 6vw, 92px);
    row-gap: clamp(38px, 5vw, 62px);
    align-items: start;
}
.tav-project-list-item {
    display: grid;
    grid-template-columns: minmax(180px, 43%) minmax(0, 1fr);
    gap: clamp(22px, 2.4vw, 34px);
    align-items: start;
    min-width: 0;
}
.tav-project-thumbnail {
    display: block;
    overflow: hidden;
    aspect-ratio: 4 / 3;
    background: var(--tav-soft);
    text-decoration: none;
}
.tav-project-thumbnail img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.tav-project-thumbnail-placeholder {
    display: grid;
    place-items: center;
    width: 100%;
    height: 100%;
    padding: 18px;
    color: var(--tav-muted);
    border: 1px solid var(--tav-line);
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .06em;
    text-align: center;
    text-transform: uppercase;
}
.tav-project-list-content { min-width: 0; padding-top: 6px; }
.tav-project-list-title {
    margin: 0 0 18px;
    font-size: clamp(1.15rem, 1.55vw, 1.45rem);
    line-height: 1.25;
    letter-spacing: .005em;
}
.tav-project-list-title a {
    color: var(--tav-ink);
    text-decoration: none;
}
.tav-project-list-title a:hover,
.tav-project-list-title a:focus { color: var(--tav-accent); }
.tav-project-list-summary {
    margin: 0;
    color: var(--tav-text, #20242b);
    font-size: 1rem;
    line-height: 1.42;
}
.tav-project-list-meta {
    margin: 13px 0 0;
    color: var(--tav-muted);
    font-size: .82rem;
}
.tav-projects-page .navigation.pagination { margin-top: 58px; }

@media (max-width: 1080px) {
    .tav-project-grid { grid-template-columns: 1fr; row-gap: 42px; }
    .tav-project-list-item { grid-template-columns: minmax(190px, 32%) minmax(0, 1fr); }
}

@media (max-width: 620px) {
    .tav-project-list-item { grid-template-columns: 1fr; gap: 18px; }
    .tav-project-thumbnail { width: min(100%, 460px); }
    .tav-project-list-content { padding-top: 0; }
    .tav-project-list-title { margin-bottom: 10px; }
}