:root {
    --ink: #18201f;
    --muted: #65716e;
    --line: #dce4df;
    --paper: #fbfcf8;
    --panel: #ffffff;
    --accent: #1f6f64;
    --accent-strong: #114d48;
    --gold: #c58b2b;
    --rose: #b95c62;
    --shadow: 0 18px 50px rgba(24, 32, 31, 0.10);
    --shadow-hover: 0 22px 56px rgba(24, 32, 31, 0.16);
    --glass: rgba(255, 255, 255, 0.58);
    --glass-strong: rgba(255, 255, 255, 0.72);
    --glass-border: rgba(255, 255, 255, 0.68);
    --quick: 160ms ease;
    --smooth: 260ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

:root[data-theme="dark"] {
    --ink: #edf4ef;
    --muted: #a8b8b2;
    --line: #29403c;
    --paper: #101817;
    --panel: #172321;
    --accent: #55b7a7;
    --accent-strong: #90d8cb;
    --gold: #d7a94b;
    --rose: #e28b91;
    --shadow: 0 18px 50px rgba(0, 0, 0, 0.32);
    --shadow-hover: 0 24px 62px rgba(0, 0, 0, 0.46);
    --glass: rgba(23, 35, 33, 0.58);
    --glass-strong: rgba(23, 35, 33, 0.76);
    --glass-border: rgba(255, 255, 255, 0.1);
    color-scheme: dark;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    color: var(--ink);
    background:
        linear-gradient(115deg, rgba(31, 111, 100, 0.08), transparent 32%),
        linear-gradient(295deg, rgba(197, 139, 43, 0.11), transparent 34%),
        var(--paper);
    background-attachment: fixed;
    background-size: 160% 160%;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.6;
    animation: pageTint 16s ease-in-out infinite alternate;
    transition: background-color var(--smooth), color var(--smooth);
}

main {
    animation: pageEnter 520ms var(--smooth) both;
}

.icon-sprite {
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--quick), background-color var(--quick), border-color var(--quick), transform var(--quick), box-shadow var(--quick);
}

a:hover {
    color: var(--accent);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 18px clamp(20px, 5vw, 72px);
    border-bottom: 1px solid var(--glass-border);
    background: rgba(251, 252, 248, 0.68);
    backdrop-filter: blur(24px) saturate(1.35);
    -webkit-backdrop-filter: blur(24px) saturate(1.35);
    box-shadow: 0 12px 34px rgba(24, 32, 31, 0.04);
    transition: background-color var(--smooth), border-color var(--smooth), box-shadow var(--smooth);
}

:root[data-theme="dark"] .site-header {
    background: rgba(16, 24, 23, 0.88);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.24);
}

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--gold), var(--rose));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 80ms linear;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    transition: transform var(--smooth);
}

.brand:hover {
    transform: translateY(-1px);
}

.brand-mark {
    display: grid;
    width: 36px;
    height: 36px;
    place-items: center;
    border-radius: 8px;
    color: white;
    background: linear-gradient(145deg, var(--accent-strong), var(--accent));
    box-shadow: 0 10px 22px rgba(17, 77, 72, 0.22);
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    color: var(--muted);
    font-size: 0.95rem;
    font-weight: 700;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 18px;
}

.site-nav a {
    position: relative;
    padding-bottom: 4px;
}

.site-nav a::after {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 2px;
    content: "";
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--smooth);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
    transform: scaleX(1);
    transform-origin: left;
}

.site-nav a.is-active {
    color: var(--accent-strong);
}

.site-nav a.is-active::after {
    transform: scaleX(1);
}

.theme-toggle {
    position: relative;
    display: inline-grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--accent-strong);
    background: var(--glass-strong);
    backdrop-filter: blur(14px) saturate(1.25);
    -webkit-backdrop-filter: blur(14px) saturate(1.25);
    box-shadow: 0 8px 22px rgba(24, 32, 31, 0.06);
    cursor: pointer;
    transition: transform var(--smooth), box-shadow var(--smooth), background-color var(--smooth), border-color var(--smooth);
}

.theme-toggle:hover,
.theme-toggle:focus-visible {
    border-color: rgba(31, 111, 100, 0.35);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px) rotate(-4deg);
    outline: none;
}

:root[data-theme="dark"] .theme-toggle {
    background: rgba(23, 35, 33, 0.86);
}

.theme-icon {
    position: absolute;
    width: 19px;
    height: 19px;
    fill: currentColor;
    transition: opacity var(--smooth), transform var(--smooth);
}

.theme-icon-moon {
    opacity: 0;
    transform: rotate(-90deg) scale(0.72);
}

:root[data-theme="dark"] .theme-icon-sun {
    opacity: 0;
    transform: rotate(90deg) scale(0.72);
}

:root[data-theme="dark"] .theme-icon-moon {
    opacity: 1;
    transform: rotate(0) scale(1);
}

.hero {
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.75fr);
    gap: clamp(32px, 7vw, 96px);
    align-items: center;
    min-height: calc(100vh - 74px);
    padding: clamp(56px, 9vw, 112px) clamp(20px, 5vw, 72px) 72px;
    background:
        linear-gradient(120deg, rgba(31, 111, 100, 0.16), transparent 38%),
        linear-gradient(300deg, rgba(197, 139, 43, 0.2), transparent 42%),
        rgba(251, 252, 248, 0.74);
}

.academic-cv {
    display: grid;
    grid-template-columns: minmax(260px, 340px) minmax(0, 1fr);
    gap: clamp(28px, 5vw, 72px);
    align-items: start;
    padding: clamp(34px, 6vw, 70px) clamp(20px, 5vw, 72px) 84px;
}

.profile-panel {
    position: sticky;
    overflow: hidden;
    top: 96px;
    display: grid;
    justify-items: center;
    gap: 14px;
    padding: 28px;
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0.14)),
        var(--glass);
    box-shadow: var(--shadow);
    text-align: center;
    backdrop-filter: blur(24px) saturate(1.25);
    -webkit-backdrop-filter: blur(24px) saturate(1.25);
    transition: transform var(--smooth), box-shadow var(--smooth), background-color var(--smooth), border-color var(--smooth);
}

:root[data-theme="dark"] .profile-panel {
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02)),
        var(--glass);
}

.profile-panel::before,
.cv-section::before,
.filter-bar::before,
.contact-form::before {
    position: absolute;
    inset: 0;
    pointer-events: none;
    content: "";
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.38), transparent 34%);
    opacity: 0.58;
}

.profile-panel > *,
.cv-section > *,
.filter-bar > *,
.contact-form > * {
    position: relative;
    z-index: 1;
}

.profile-panel:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
}

.profile-photo-frame {
    display: grid;
    width: 150px;
    height: 150px;
    place-items: center;
    overflow: hidden;
    border: 4px solid rgba(31, 111, 100, 0.16);
    border-radius: 999px;
    background: linear-gradient(145deg, rgba(31, 111, 100, 0.12), rgba(197, 139, 43, 0.18));
}

.profile-photo-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-initials {
    display: grid;
    width: 100%;
    height: 100%;
    place-items: center;
    color: white;
    background: linear-gradient(145deg, var(--accent), var(--accent-strong));
    font-family: Lora, Georgia, serif;
    font-size: 4.6rem;
}

.profile-panel h1 {
    margin: 8px 0 0;
    font-family: Lora, Georgia, serif;
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    line-height: 1.05;
}

.profile-title,
.profile-meta {
    margin: 0;
    color: var(--muted);
}

.profile-title {
    color: var(--accent-strong);
    font-weight: 800;
}

.profile-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-top: 4px;
}

.profile-links a {
    display: inline-grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border: 1px solid rgba(24, 32, 31, 0.12);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.52);
    color: var(--accent-strong);
    transition: transform var(--smooth), box-shadow var(--smooth), background-color var(--smooth), border-color var(--smooth);
}

:root[data-theme="dark"] .profile-links a {
    background: rgba(16, 24, 23, 0.52);
}

.profile-links a:hover,
.profile-links a:focus-visible {
    border-color: rgba(31, 111, 100, 0.36);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
    outline: none;
}

.profile-links svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.profile-actions {
    display: grid;
    gap: 10px;
    width: 100%;
    margin-top: 6px;
}

.profile-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    width: 100%;
    margin-top: 8px;
}

.profile-stats span {
    display: grid;
    padding: 10px 8px;
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--muted);
    background: rgba(255, 255, 255, 0.48);
    font-size: 0.78rem;
    line-height: 1.2;
}

:root[data-theme="dark"] .profile-stats span {
    background: rgba(16, 24, 23, 0.46);
}

.profile-stats strong {
    color: var(--accent-strong);
    font-size: 1.25rem;
}

.cv-main {
    display: grid;
    gap: 22px;
}

.cv-section {
    position: relative;
    overflow: hidden;
    padding: 28px;
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.44), rgba(255, 255, 255, 0.14)),
        var(--glass);
    box-shadow: 0 14px 38px rgba(24, 32, 31, 0.07);
    backdrop-filter: blur(22px) saturate(1.22);
    -webkit-backdrop-filter: blur(22px) saturate(1.22);
    transition: transform var(--smooth), box-shadow var(--smooth), border-color var(--smooth), background-color var(--smooth);
}

:root[data-theme="dark"] .cv-section {
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02)),
        var(--glass);
}

.cv-section:hover {
    border-color: rgba(31, 111, 100, 0.28);
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
}

.cv-section h2 {
    margin: 0 0 16px;
    font-family: Lora, Georgia, serif;
    font-size: clamp(1.7rem, 3vw, 2.5rem);
    line-height: 1.1;
}

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

.cv-lead {
    color: var(--ink) !important;
    font-size: 1.12rem;
}

.interest-cloud,
.cv-project-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.interest-cloud article,
.cv-project-grid article,
.publication-mini-list article,
.cv-timeline article {
    padding: 16px;
    border: 1px solid rgba(255, 255, 255, 0.52);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.34);
    backdrop-filter: blur(14px) saturate(1.12);
    -webkit-backdrop-filter: blur(14px) saturate(1.12);
    transition: transform var(--smooth), box-shadow var(--smooth), border-color var(--smooth), background-color var(--smooth);
}

:root[data-theme="dark"] .interest-cloud article,
:root[data-theme="dark"] .cv-project-grid article,
:root[data-theme="dark"] .publication-mini-list article,
:root[data-theme="dark"] .cv-timeline article {
    border-color: #29403c;
    background: rgba(16, 24, 23, 0.54);
}

.interest-cloud article:hover,
.cv-project-grid article:hover,
.publication-mini-list article:hover,
.cv-timeline article:hover {
    border-color: rgba(31, 111, 100, 0.34);
    box-shadow: 0 14px 32px rgba(24, 32, 31, 0.1);
    transform: translateY(-3px);
}

.interest-cloud h3,
.cv-project-grid h3,
.publication-mini-list h3,
.cv-timeline h3 {
    margin: 0 0 8px;
    line-height: 1.25;
}

.interest-cloud p,
.cv-project-grid p,
.publication-mini-list p,
.cv-timeline p {
    margin: 0;
}

.two-column-cv {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
}

.cv-timeline {
    display: grid;
    gap: 12px;
}

.cv-timeline article {
    border-left: 4px solid var(--accent);
}

.cv-timeline span,
.publication-mini-list span {
    color: var(--muted);
    font-size: 0.82rem;
    font-weight: 800;
}

.section-link-heading {
    display: flex;
    align-items: start;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 16px;
}

.section-link-heading h2 {
    margin-bottom: 0;
}

.section-link-heading a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 38px;
    padding: 8px 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--accent-strong);
    background: rgba(255, 255, 255, 0.48);
    font-weight: 800;
    white-space: nowrap;
}

:root[data-theme="dark"] .section-link-heading a {
    background: rgba(16, 24, 23, 0.46);
}

.section-link-heading a:hover,
.section-link-heading a:focus-visible {
    border-color: rgba(31, 111, 100, 0.34);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
    outline: none;
}

.publication-mini-list {
    display: grid;
    gap: 12px;
}

.skill-groups {
    display: grid;
    gap: 12px;
}

.skill-groups article {
    padding: 14px;
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.66), rgba(255, 255, 255, 0.34)),
        var(--glass);
    backdrop-filter: blur(12px) saturate(1.18);
    -webkit-backdrop-filter: blur(12px) saturate(1.18);
}

:root[data-theme="dark"] .skill-groups article {
    border-color: var(--glass-border);
    background:
        linear-gradient(145deg, rgba(36, 52, 49, 0.58), rgba(16, 24, 23, 0.36)),
        var(--glass);
}

.skill-groups h3 {
    margin: 0 0 10px;
    font-size: 1rem;
}

.skill-tags,
.language-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tags span,
.language-list span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border: 1px solid rgba(31, 111, 100, 0.16);
    border-radius: 8px;
    color: var(--accent-strong);
    background: rgba(31, 111, 100, 0.08);
    font-size: 0.86rem;
    font-weight: 700;
}

.language-list {
    margin-top: 14px;
}

.language-list span {
    display: grid;
    gap: 0;
    min-width: 118px;
}

.language-list strong {
    color: var(--ink);
}

.compact-list {
    gap: 8px;
}

.compact-list article {
    padding: 12px 14px;
}

:root[data-theme="dark"] .hero {
    background:
        linear-gradient(120deg, rgba(85, 183, 167, 0.18), transparent 38%),
        linear-gradient(300deg, rgba(215, 169, 75, 0.16), transparent 42%),
        rgba(16, 24, 23, 0.78);
}

.hero::before {
    position: absolute;
    inset: 0;
    pointer-events: none;
    content: "";
    background:
        repeating-linear-gradient(90deg, rgba(17, 77, 72, 0.04) 0 1px, transparent 1px 72px),
        repeating-linear-gradient(0deg, rgba(17, 77, 72, 0.03) 0 1px, transparent 1px 72px);
    mask-image: linear-gradient(90deg, #000, transparent 72%);
}

.hero-copy,
.hero-visual {
    position: relative;
    z-index: 1;
}

.hero h1,
.detail-page h1 {
    margin: 0;
    max-width: 820px;
    font-family: Lora, Georgia, serif;
    font-size: clamp(3rem, 7vw, 6.8rem);
    line-height: 0.96;
    animation: riseIn 620ms var(--smooth) both;
}

.page-hero h1 {
    margin: 0;
    max-width: 820px;
    font-family: Lora, Georgia, serif;
    font-size: clamp(2.4rem, 4.5vw, 4.2rem);
    line-height: 1.02;
}

.contact-hero {
    padding-top: 64px;
    padding-bottom: 34px;
}

.contact-hero h1 {
    font-size: clamp(2rem, 3.6vw, 3.4rem);
}

.contact-hero .lead {
    max-width: 680px;
    font-size: 1rem;
}

.hero h2 {
    margin: 18px 0 0;
    max-width: 760px;
    color: var(--accent-strong);
    font-size: clamp(1.25rem, 2vw, 2rem);
    animation: riseIn 680ms var(--smooth) 80ms both;
}

.lead {
    max-width: 760px;
    color: var(--muted);
    font-size: clamp(1.05rem, 1.6vw, 1.25rem);
    animation: riseIn 720ms var(--smooth) 120ms both;
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--rose);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0;
    text-transform: uppercase;
}

.hero-actions,
.inline-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 26px;
}

.button,
.inline-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 16px;
    border: 1px solid var(--line);
    border-radius: 8px;
    font-weight: 800;
    box-shadow: 0 8px 20px rgba(24, 32, 31, 0.04);
    transition: transform var(--smooth), box-shadow var(--smooth), border-color var(--smooth), background-color var(--smooth), color var(--smooth);
}

.button,
.inline-links a {
    gap: 8px;
}

.button-icon,
.link-icon {
    flex: 0 0 auto;
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.button.primary {
    border-color: var(--accent);
    color: white;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
}

.button.secondary,
.inline-links a {
    border-color: var(--glass-border);
    background: var(--glass-strong);
    backdrop-filter: blur(14px) saturate(1.2);
    -webkit-backdrop-filter: blur(14px) saturate(1.2);
}

:root[data-theme="dark"] .button.secondary,
:root[data-theme="dark"] .inline-links a,
:root[data-theme="dark"] .card,
:root[data-theme="dark"] .project-card,
:root[data-theme="dark"] .timeline article,
:root[data-theme="dark"] .research-card,
:root[data-theme="dark"] .contact-form {
    background: var(--glass-strong);
}

.button:hover,
.button:focus-visible,
.inline-links a:hover,
.inline-links a:focus-visible {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
    outline: none;
}

.filter-bar {
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 14px;
    align-items: end;
    margin-bottom: 28px;
    padding: 18px;
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.74), rgba(255, 255, 255, 0.38)),
        var(--glass);
    box-shadow: 0 12px 30px rgba(24, 32, 31, 0.06);
    backdrop-filter: blur(20px) saturate(1.24);
    -webkit-backdrop-filter: blur(20px) saturate(1.24);
}

:root[data-theme="dark"] .filter-bar {
    background:
        linear-gradient(135deg, rgba(36, 52, 49, 0.66), rgba(16, 24, 23, 0.42)),
        var(--glass);
}

.filter-bar label {
    display: grid;
    gap: 6px;
}

.filter-bar span {
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
}

.filter-bar input,
.filter-bar select {
    width: 100%;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid rgba(199, 211, 205, 0.72);
    border-radius: 8px;
    color: var(--ink);
    background: rgba(255, 255, 255, 0.58);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    font: inherit;
    transition: border-color var(--quick), box-shadow var(--quick), background-color var(--quick);
}

:root[data-theme="dark"] .filter-bar input,
:root[data-theme="dark"] .filter-bar select,
:root[data-theme="dark"] .contact-form input,
:root[data-theme="dark"] .contact-form textarea {
    border-color: #29403c;
    color: var(--ink);
    background: rgba(16, 24, 23, 0.7);
}

.filter-bar input:focus,
.filter-bar select:focus,
.contact-form input:focus,
.contact-form textarea:focus {
    border-color: rgba(31, 111, 100, 0.55);
    box-shadow: 0 0 0 4px rgba(31, 111, 100, 0.11);
    outline: none;
}

.filter-bar .button {
    width: 100%;
}

.tag {
    display: inline-flex;
    width: fit-content;
    margin: 2px 0 12px;
    padding: 5px 10px;
    border-radius: 8px;
    font-size: 0.78rem;
    font-weight: 800;
}

.code-tag {
    color: #0f3f39;
    background: rgba(31, 111, 100, 0.14);
    border: 1px solid rgba(31, 111, 100, 0.3);
    animation: softPulse 2.6s ease-in-out infinite;
}

.inline-links a.icon-link {
    gap: 8px;
}

.publication .inline-links {
    gap: 6px;
    align-items: center;
    margin-top: 18px;
}

.inline-links a.icon-only {
    width: 38px;
    min-width: 38px;
    min-height: 38px;
    padding: 0;
    border-color: rgba(24, 32, 31, 0.12);
    background: rgba(255, 255, 255, 0.46);
    backdrop-filter: blur(8px);
    box-shadow: 0 6px 16px rgba(24, 32, 31, 0.05);
    transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease, background-color 160ms ease, color 160ms ease;
}

.inline-links a.icon-only:hover,
.inline-links a.icon-only:focus-visible {
    color: var(--accent-strong);
    border-color: rgba(31, 111, 100, 0.35);
    background: rgba(255, 255, 255, 0.88);
    box-shadow: 0 10px 24px rgba(24, 32, 31, 0.12);
    transform: translateY(-2px);
    outline: none;
}

.icon-link svg {
    flex: 0 0 auto;
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.inline-links a.scholar-link {
    color: #174ea6;
    background: rgba(23, 78, 166, 0.07);
}

.inline-links a.scholar-link:hover,
.inline-links a.scholar-link:focus-visible {
    border-color: rgba(66, 133, 244, 0.38);
    background: rgba(66, 133, 244, 0.12);
}

.inline-links a.scholar-link svg {
    width: 22px;
    height: 22px;
}

.inline-links a.code-link {
    color: #24292f;
    background: rgba(36, 41, 47, 0.06);
}

.inline-links a.code-link:hover,
.inline-links a.code-link:focus-visible {
    border-color: rgba(36, 41, 47, 0.25);
    background: rgba(36, 41, 47, 0.1);
}

.inline-links a.doi-link {
    color: #111827;
    background: rgba(17, 24, 39, 0.05);
}

.inline-links a.doi-link:hover,
.inline-links a.doi-link:focus-visible {
    border-color: rgba(17, 24, 39, 0.26);
    background: rgba(17, 24, 39, 0.09);
}

.inline-links a.paper-link,
.inline-links a.pdf-link {
    color: var(--accent-strong);
    background: rgba(31, 111, 100, 0.07);
}

.inline-links a.paper-link:hover,
.inline-links a.pdf-link:hover,
.inline-links a.paper-link:focus-visible,
.inline-links a.pdf-link:focus-visible {
    border-color: rgba(31, 111, 100, 0.32);
    background: rgba(31, 111, 100, 0.12);
}

.inline-links a.orcid-link {
    color: #7aa21b;
    background: rgba(166, 206, 57, 0.12);
}

.inline-links a.orcid-link:hover,
.inline-links a.orcid-link:focus-visible {
    border-color: rgba(166, 206, 57, 0.46);
    background: rgba(166, 206, 57, 0.18);
}

.inline-links a.orcid-link svg {
    width: 22px;
    height: 22px;
}

.hero-visual {
    position: relative;
    min-height: 520px;
}

.hero-visual img,
.portrait-placeholder {
    width: min(100%, 430px);
    height: 520px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: transform var(--smooth), box-shadow var(--smooth);
}

:root[data-theme="dark"] .portrait-placeholder {
    background:
        linear-gradient(145deg, rgba(85, 183, 167, 0.82), rgba(226, 139, 145, 0.62)),
        repeating-linear-gradient(45deg, transparent 0 18px, rgba(255, 255, 255, 0.08) 18px 20px);
}

.hero-visual:hover img,
.hero-visual:hover .portrait-placeholder {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.portrait-placeholder {
    display: grid;
    place-items: center;
    color: white;
    background:
        linear-gradient(145deg, rgba(17, 77, 72, 0.92), rgba(185, 92, 98, 0.74)),
        repeating-linear-gradient(45deg, transparent 0 18px, rgba(255, 255, 255, 0.12) 18px 20px);
    font-family: Lora, Georgia, serif;
    font-size: 10rem;
}

.research-card {
    position: absolute;
    overflow: hidden;
    right: 0;
    bottom: 34px;
    width: min(260px, 72%);
    padding: 22px;
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.42)),
        var(--glass);
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px) saturate(1.25);
    -webkit-backdrop-filter: blur(18px) saturate(1.25);
    transition: transform var(--smooth), box-shadow var(--smooth);
}

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

.research-card span,
.list-item span,
.timeline span,
small {
    color: var(--muted);
    font-size: 0.85rem;
    font-weight: 700;
}

.section {
    padding: 76px clamp(20px, 5vw, 72px);
    animation: sectionEnter 560ms var(--smooth) both;
    animation-timeline: view();
    animation-range: entry 0% cover 26%;
}

.section-heading {
    margin-bottom: 28px;
}

.section-heading h2,
.card h2,
.detail-page h1 {
    margin: 0;
    font-family: Lora, Georgia, serif;
    font-size: clamp(2rem, 4vw, 3.5rem);
    line-height: 1.05;
}

.wide-text {
    max-width: 980px;
    color: var(--muted);
    font-size: 1.2rem;
}

.grid {
    display: grid;
    gap: 20px;
}

.grid.three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.two,
.split-section {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.split-section {
    display: grid;
    gap: clamp(28px, 6vw, 72px);
}

.card,
.list-item,
.project-card,
.timeline article {
    overflow: hidden;
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.74), rgba(255, 255, 255, 0.4)),
        var(--glass);
    backdrop-filter: blur(16px) saturate(1.2);
    -webkit-backdrop-filter: blur(16px) saturate(1.2);
    transition: transform var(--smooth), box-shadow var(--smooth), border-color var(--smooth), background-color var(--smooth);
}

.card {
    padding: 24px;
    box-shadow: 0 10px 26px rgba(24, 32, 31, 0.05);
}

.card:hover,
.list-item:hover,
.project-card:hover,
.timeline article:hover {
    border-color: rgba(31, 111, 100, 0.34);
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.card h3,
.list-item h3,
.project-card h3,
.timeline h3 {
    margin: 8px 0;
    line-height: 1.25;
}

.card p,
.list-item p,
.project-card p,
.timeline p {
    margin: 0;
    color: var(--muted);
}

.stack {
    display: grid;
    gap: 16px;
}

.list-item {
    position: relative;
    padding: 22px;
    border-left: 6px solid var(--accent);
    box-shadow: 0 10px 28px rgba(24, 32, 31, 0.07);
}

.list-item:nth-child(even) {
    border-left-color: var(--gold);
    background:
        linear-gradient(145deg, rgba(245, 248, 244, 0.82), rgba(255, 255, 255, 0.38)),
        var(--glass);
}

:root[data-theme="dark"] .list-item:nth-child(even),
:root[data-theme="dark"] .project-card:nth-child(even) {
    background:
        linear-gradient(145deg, rgba(30, 45, 42, 0.72), rgba(16, 24, 23, 0.44)),
        var(--glass);
}

.list-item.publication {
    background:
        linear-gradient(90deg, rgba(31, 111, 100, 0.12), rgba(255, 255, 255, 0.64) 30%),
        var(--glass);
}

:root[data-theme="dark"] .list-item.publication {
    background:
        linear-gradient(90deg, rgba(85, 183, 167, 0.14), rgba(23, 35, 33, 0.68) 30%),
        var(--glass);
}

.list-item.publication:nth-child(even) {
    background:
        linear-gradient(90deg, rgba(197, 139, 43, 0.16), rgba(251, 252, 248, 0.64) 31%),
        var(--glass);
}

:root[data-theme="dark"] .list-item.publication:nth-child(even) {
    background:
        linear-gradient(90deg, rgba(215, 169, 75, 0.16), rgba(16, 24, 23, 0.7) 31%),
        var(--glass);
}

.list-item.publication h2,
.list-item h2,
.project-card h2 {
    margin: 6px 0;
    font-size: 1.35rem;
    line-height: 1.25;
}

.list-item.compact {
    padding: 18px;
}

.project-card {
    overflow: hidden;
    border-top: 6px solid var(--accent);
    box-shadow: 0 12px 34px rgba(24, 32, 31, 0.08);
}

.project-card img {
    transition: transform 420ms var(--smooth), filter 420ms var(--smooth);
}

.project-card:hover img {
    filter: saturate(1.08) contrast(1.03);
    transform: scale(1.03);
}

.project-card:nth-child(even) {
    border-top-color: var(--gold);
    background:
        linear-gradient(145deg, rgba(245, 248, 244, 0.82), rgba(255, 255, 255, 0.38)),
        var(--glass);
}

.project-card img,
.detail-image {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.project-card div {
    padding: 22px;
}

.project-card.large div {
    min-height: 210px;
}

.timeline {
    display: grid;
    gap: 14px;
}

.timeline article {
    padding: 18px 22px;
    border-left: 5px solid var(--accent);
}

.education-timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.education-timeline article {
    border-left-color: var(--gold);
}

.page-hero {
    position: relative;
    overflow: hidden;
    padding: 88px clamp(20px, 5vw, 72px) 42px;
    background:
        linear-gradient(120deg, rgba(31, 111, 100, 0.16), rgba(197, 139, 43, 0.16)),
        rgba(251, 252, 248, 0.58);
    backdrop-filter: blur(16px) saturate(1.16);
    -webkit-backdrop-filter: blur(16px) saturate(1.16);
    animation: pageEnter 480ms var(--smooth) both;
}

.page-hero::after {
    position: absolute;
    inset: auto -10% -42px 45%;
    height: 96px;
    pointer-events: none;
    content: "";
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.38), transparent);
    transform: rotate(-4deg);
}

.page-hero > * {
    position: relative;
    z-index: 1;
}

:root[data-theme="dark"] .page-hero {
    background:
        linear-gradient(120deg, rgba(85, 183, 167, 0.16), rgba(215, 169, 75, 0.12)),
        rgba(16, 24, 23, 0.62);
}

.detail-page {
    max-width: 920px;
    margin: 0 auto;
    padding: 88px 20px;
}

.detail-body {
    color: var(--muted);
    font-size: 1.08rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.contact-grid .card h2 {
    font-size: clamp(1.35rem, 2.3vw, 2rem);
}

.contact-grid .card p,
.contact-grid .card a {
    font-size: 0.95rem;
}

.booking-card {
    border-color: rgba(31, 111, 100, 0.35);
    background:
        linear-gradient(145deg, rgba(31, 111, 100, 0.12), rgba(255, 255, 255, 0.6) 58%),
        var(--glass);
}

:root[data-theme="dark"] .booking-card {
    background:
        linear-gradient(145deg, rgba(85, 183, 167, 0.12), rgba(23, 35, 33, 0.68) 58%),
        var(--glass);
}

.booking-card .button {
    margin-top: 22px;
}

.contact-form-section {
    padding-top: 0;
}

.contact-form {
    position: relative;
    overflow: hidden;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    max-width: 920px;
    padding: 22px;
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.38)),
        var(--glass);
    box-shadow: 0 12px 34px rgba(24, 32, 31, 0.08);
    backdrop-filter: blur(20px) saturate(1.24);
    -webkit-backdrop-filter: blur(20px) saturate(1.24);
    transition: box-shadow var(--smooth), border-color var(--smooth);
}

.contact-form:focus-within {
    border-color: rgba(31, 111, 100, 0.34);
    box-shadow: var(--shadow-hover);
}

.contact-form label,
.contact-form .full {
    display: grid;
    gap: 7px;
}

.contact-form .full {
    grid-column: 1 / -1;
}

.contact-form span {
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid rgba(199, 211, 205, 0.72);
    border-radius: 8px;
    color: var(--ink);
    background: rgba(255, 255, 255, 0.62);
    font: inherit;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.contact-form textarea {
    resize: vertical;
}

.contact-form .button {
    width: fit-content;
}

.form-messages {
    max-width: 920px;
    margin-bottom: 16px;
    padding: 14px 18px;
    border: 1px solid rgba(31, 111, 100, 0.28);
    border-radius: 8px;
    color: var(--accent-strong);
    background: rgba(31, 111, 100, 0.08);
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .site-header,
    .profile-panel,
    .cv-section,
    .filter-bar,
    .card,
    .list-item,
    .project-card,
    .timeline article,
    .research-card,
    .contact-form,
    .skill-groups article,
    .button.secondary,
    .inline-links a {
        background-color: var(--panel);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(22px);
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 560ms var(--smooth), transform 560ms var(--smooth);
}

.form-messages p {
    margin: 0;
}

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

.site-footer {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding: 28px clamp(20px, 5vw, 72px);
    border-top: 1px solid var(--line);
    color: var(--muted);
}

@keyframes pageTint {
    from {
        background-position: 0% 50%;
    }
    to {
        background-position: 100% 50%;
    }
}

@keyframes pageEnter {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes riseIn {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes sectionEnter {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes softPulse {
    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(31, 111, 100, 0);
    }
    50% {
        box-shadow: 0 0 0 4px rgba(31, 111, 100, 0.08);
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 1ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 1ms !important;
    }
}

@media (max-width: 900px) {
    .site-header,
    .site-footer {
        align-items: flex-start;
        flex-direction: column;
    }

    .header-actions {
        align-items: flex-start;
        flex-direction: column;
        gap: 12px;
        width: 100%;
    }

    .academic-cv,
    .two-column-cv,
    .interest-cloud,
    .cv-project-grid {
        grid-template-columns: 1fr;
    }

    .profile-panel {
        position: relative;
        top: auto;
    }

    .hero,
    .grid.three,
    .grid.two,
    .education-timeline,
    .split-section,
    .contact-grid,
    .filter-bar,
    .contact-form {
        grid-template-columns: 1fr;
    }

    .hero {
        min-height: auto;
    }

    .hero-visual,
    .hero-visual img,
    .portrait-placeholder {
        min-height: 360px;
        height: 420px;
    }
}

@media (max-width: 560px) {
    .site-nav {
        gap: 10px 14px;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .page-hero h1 {
        font-size: 2.6rem;
    }

    .research-card {
        position: static;
        width: 100%;
        margin-top: 14px;
    }

    .academic-cv {
        padding-inline: 14px;
    }

    .profile-panel,
    .cv-section {
        padding: 20px;
    }

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

    .section-link-heading {
        flex-direction: column;
    }
}