/* ==========================================================================
   Emmanuel Iarussi — modern academic theme
   Simple, clean, and lightweight. No framework required.
   ========================================================================== */

:root {
    --bg: #fbfbf9;
    --surface: #ffffff;
    --surface-2: #f5f5f3;
    --text: #1b1b1d;
    --muted: #6b7280;
    --border: #e7e5e4;
    --accent: #3f5bd9;
    --accent-hover: #2f47b8;
    --accent-soft: #eef1fe;
    --shadow: 0 1px 2px rgba(17, 17, 26, 0.04), 0 8px 24px rgba(17, 17, 26, 0.05);
    --radius: 14px;
    --radius-sm: 9px;
    --maxw: 940px;
    --serif: "Newsreader", Georgia, "Times New Roman", serif;
    --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

html[data-theme="dark"] {
    --bg: #131316;
    --surface: #1b1b1f;
    --surface-2: #202026;
    --text: #ececee;
    --muted: #9a9aa2;
    --border: #2c2c33;
    --accent: #8ea2ff;
    --accent-hover: #a9b8ff;
    --accent-soft: #20222e;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 10px 30px rgba(0, 0, 0, 0.35);
}

@media (prefers-color-scheme: dark) {
    html:not([data-theme="light"]) {
        --bg: #131316;
        --surface: #1b1b1f;
        --surface-2: #202026;
        --text: #ececee;
        --muted: #9a9aa2;
        --border: #2c2c33;
        --accent: #8ea2ff;
        --accent-hover: #a9b8ff;
        --accent-soft: #20222e;
        --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 10px 30px rgba(0, 0, 0, 0.35);
    }
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 84px;
}

body {
    margin: 0;
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--sans);
    font-size: 17px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.15s ease;
}

a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
    text-underline-offset: 2px;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    width: 100%;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 24px;
}

/* -------------------------------------------------------------------------- */
/* Navbar                                                                     */
/* -------------------------------------------------------------------------- */
.nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background-color: color-mix(in srgb, var(--bg) 82%, transparent);
    -webkit-backdrop-filter: saturate(160%) blur(12px);
    backdrop-filter: saturate(160%) blur(12px);
    border-bottom: 1px solid var(--border);
}

.nav-inner {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 24px;
    height: 62px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.nav-brand {
    font-family: var(--serif);
    font-weight: 600;
    font-size: 20px;
    letter-spacing: -0.01em;
    color: var(--text);
}

.nav-brand:hover {
    text-decoration: none;
    color: var(--text);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-links a {
    color: var(--muted);
    font-size: 15px;
    font-weight: 500;
    padding: 8px 12px;
    border-radius: 8px;
}

.nav-links a:hover {
    color: var(--text);
    background-color: var(--surface-2);
    text-decoration: none;
}

.theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background-color: var(--surface);
    color: var(--muted);
    cursor: pointer;
    font-size: 15px;
    transition: color 0.15s ease, border-color 0.15s ease;
}

.theme-toggle:hover {
    color: var(--text);
    border-color: var(--accent);
}

/* -------------------------------------------------------------------------- */
/* Hero                                                                       */
/* -------------------------------------------------------------------------- */
.hero {
    padding: 64px 0 40px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 190px 1fr;
    gap: 40px;
    align-items: start;
}

.hero-photo {
    border-radius: 18px;
    box-shadow: var(--shadow);
    aspect-ratio: 1 / 1;
    object-fit: cover;
    width: 100%;
}

.hero-name {
    font-family: var(--serif);
    font-weight: 600;
    font-size: clamp(2rem, 4vw, 2.7rem);
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin: 4px 0 6px;
}

.hero-role {
    color: var(--muted);
    font-size: 17px;
    margin: 0 0 18px;
}

.hero-bio {
    margin: 0 0 22px;
    color: var(--text);
}

.hero-bio .label {
    font-weight: 700;
}

.social {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.social a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background-color: var(--surface);
    color: var(--text);
    font-size: 14px;
    font-weight: 500;
    box-shadow: var(--shadow);
}

.social a:hover {
    border-color: var(--accent);
    color: var(--accent);
    text-decoration: none;
    transform: translateY(-1px);
    transition: transform 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

/* -------------------------------------------------------------------------- */
/* Sections                                                                   */
/* -------------------------------------------------------------------------- */
section {
    padding: 34px 0;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--serif);
    font-weight: 600;
    font-size: 1.7rem;
    letter-spacing: -0.01em;
    margin: 0 0 26px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border);
}

.section-title i {
    color: var(--accent);
    font-size: 1.25rem;
}

/* -------------------------------------------------------------------------- */
/* News timeline                                                              */
/* -------------------------------------------------------------------------- */
.news-item {
    display: grid;
    grid-template-columns: 78px 1fr;
    gap: 14px;
    padding: 6px 0;
    border-bottom: 1px solid var(--border);
    font-size: 14.5px;
    line-height: 1.5;
}

.news-item:last-child {
    border-bottom: none;
}

.date-tag {
    display: inline-block;
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: var(--accent);
    background-color: var(--accent-soft);
    padding: 3px 8px;
    border-radius: 999px;
    white-space: nowrap;
    height: fit-content;
    margin-top: 1px;
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
}

.news-item p {
    margin: 0;
}

/* Collapsible news list */
.news-list.is-collapsed .news-item:nth-of-type(n + 6) {
    display: none;
}

.news-more {
    margin: 12px 0 4px;
}

.news-toggle {
    font: inherit;
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
    background: none;
    border: none;
    padding: 4px 0;
    cursor: pointer;
}

.news-toggle:hover {
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* "In the media" auto-updated block */
.subsection-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--sans);
    font-weight: 600;
    font-size: 1.02rem;
    letter-spacing: -0.01em;
    margin: 30px 0 12px;
}

.auto-badge {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--muted);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 2px 8px;
}

.mentions-empty {
    margin: 0;
    padding: 6px 0;
    font-size: 14px;
}

.muted {
    color: var(--muted);
}

/* -------------------------------------------------------------------------- */
/* Media: unified list of videos, articles & auto mentions                    */
/* -------------------------------------------------------------------------- */
.media-note {
    margin: -14px 0 18px;
    font-size: 13.5px;
    color: var(--muted);
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.media-list {
    display: flex;
    flex-direction: column;
}

.media-list.is-collapsed .media-item:nth-of-type(n + 9) {
    display: none;
}

.media-videos.is-collapsed .media-item:nth-of-type(n + 5) {
    display: none;
}

.media-item {
    display: grid;
    grid-template-columns: 108px 1fr;
    gap: 16px;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}

.media-item:last-child {
    border-bottom: none;
}

.media-item:hover {
    text-decoration: none;
}

.media-item:hover .media-title {
    color: var(--accent);
}

.media-thumb {
    position: relative;
    width: 108px;
    aspect-ratio: 16 / 9;
    border-radius: 9px;
    overflow: hidden;
    background-color: var(--surface-2);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
}

.media-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.media-thumb .media-icon {
    color: var(--muted);
    font-size: 20px;
}

.media-thumb .media-play {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.media-thumb .media-play i {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: rgba(0, 0, 0, 0.55);
    color: #fff;
    font-size: 12px;
    padding-left: 2px;
}

.media-title {
    display: block;
    margin: 0 0 5px;
    font-weight: 500;
    font-size: 15px;
    line-height: 1.35;
}

.media-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--muted);
}

.media-source {
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.media-kind {
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 1px 7px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.media-kind.is-auto {
    color: var(--accent);
    border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
    background-color: var(--accent-soft);
}

.media-empty {
    margin: 0;
    padding: 8px 0;
    color: var(--muted);
}

/* -------------------------------------------------------------------------- */
/* Publications                                                               */
/* -------------------------------------------------------------------------- */
.pub {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 26px;
    align-items: start;
    padding: 22px;
    margin-bottom: 18px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background-color: var(--surface);
    transition: box-shadow 0.18s ease, transform 0.18s ease, border-color 0.18s ease;
}

.pub:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
    border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
}

.pub-thumb {
    width: 100%;
    border-radius: var(--radius-sm);
    object-fit: cover;
    aspect-ratio: 4 / 3;
    background-color: var(--surface-2);
}

.pub-title {
    font-family: var(--serif);
    font-size: 1.22rem;
    font-weight: 600;
    line-height: 1.3;
    margin: 0 0 6px;
}

.pub-venue {
    display: block;
    font-family: var(--sans);
    font-size: 0.86rem;
    font-weight: 500;
    color: var(--muted);
    margin-top: 4px;
}

.pub-authors {
    margin: 0 0 8px;
    font-size: 0.95rem;
}

.pub-abstract {
    margin: 0;
    color: var(--muted);
    font-size: 0.95rem;
}

.pub-links {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-left: 6px;
    vertical-align: middle;
}

.pub-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 8px;
    color: var(--muted);
    background-color: var(--surface-2);
    font-size: 13px;
}

.pub-links a:hover {
    color: #fff;
    background-color: var(--accent);
    text-decoration: none;
}

/* -------------------------------------------------------------------------- */
/* Footer                                                                     */
/* -------------------------------------------------------------------------- */
.site-footer {
    border-top: 1px solid var(--border);
    margin-top: 40px;
    padding: 30px 0 50px;
    color: var(--muted);
    font-size: 14px;
}

.site-footer .container {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: space-between;
    align-items: center;
}

/* -------------------------------------------------------------------------- */
/* Responsive                                                                 */
/* -------------------------------------------------------------------------- */
@media (max-width: 720px) {
    body {
        font-size: 16px;
    }

    .hero {
        padding: 40px 0 20px;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        gap: 24px;
        text-align: left;
    }

    .hero-photo {
        max-width: 150px;
    }

    .nav-links a:not(.nav-cta) {
        display: none;
    }

    .news-item {
        grid-template-columns: 1fr;
        gap: 6px;
    }

    .media-item {
        grid-template-columns: 84px 1fr;
        gap: 12px;
    }

    .media-thumb {
        width: 84px;
    }

    .pub {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .pub-thumb {
        max-width: 260px;
        aspect-ratio: 16 / 9;
    }
}