:root {
    --bg-color: #ffffff;
    --text-color: #1a1a1a;
    --heading-color: #000000;
    --accent-color: #9E1B32; /* UA Crimson - darker, less pink */
    --light-bg: #f8f8f6;
    --border-color: #e0e0e0;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 17px;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5 {
    font-family: 'Crimson Text', serif; 
    font-weight: 700;
    color: var(--heading-color);
    margin-top: 0;
    margin-bottom: 0.5em;
    line-height: 1.2;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.small-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 40px;
}

.section-padded {
    padding: 100px 0;
}

/* Navigation */
.main-nav {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 40px;
    background: linear-gradient(to bottom, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0) 100%);
}

.nav-logo a {
    font-family: 'Crimson Text', serif;
    font-size: 2.2rem;
    font-weight: 700;
    color: #fff; 
    letter-spacing: 0.02em;
    text-transform: uppercase;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 40px;
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: rgba(255, 255, 255, 0.9);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-shadow: 0 2px 8px rgba(0,0,0,0.6);
}

.nav-links a:hover {
    color: var(--accent-color);
    opacity: 1;
}

/* Dark Nav for Non-Hero Pages */
body:not(.home) .main-nav {
    background: transparent;
}
body:not(.home) .main-nav .nav-logo a,
body:not(.home) .nav-links a {
    color: #000;
    text-shadow: none;
}
body:not(.home) .nav-links a:hover {
    color: var(--accent-color);
}


/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center; /* Moves content higher (center vs bottom) */
    justify-content: flex-start; /* Aligns to start, though container handles width */
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.hero-background picture {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.hero-background img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    filter: grayscale(100%) contrast(110%) brightness(90%);
}

#chaosCanvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 3;
    background: linear-gradient(180deg, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.35) 45%, rgba(0,0,0,0.7) 100%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 4;
    width: 100%;
    /* Removed padding-bottom to let align-items: center do the work */
    color: #fff;
    /* Custom container override for hero to shift left */
    max-width: 100%;
    padding-left: 5vw; 
    padding-right: 40px;
    margin: 0;
    transform: translate(1.2vw, 5vh);
}

.theme-switcher {
    position: absolute;
    right: 28px;
    bottom: 28px;
    z-index: 5;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
    padding: 8px;
    border-radius: 24px;
    background: rgba(0,0,0,0.35);
    border: 1px solid rgba(255,255,255,0.18);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    max-width: 340px;
}

.theme-btn {
    appearance: none;
    border: 1px solid rgba(255,255,255,0.22);
    background: rgba(255,255,255,0.06);
    color: rgba(255,255,255,0.9);
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    width: 32px;
    height: 32px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.15s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.theme-btn:hover {
    background: rgba(255,255,255,0.12);
    border-color: rgba(255,255,255,0.4);
    transform: translateY(-1px);
}

.theme-btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(158, 27, 50, 0.45);
}

.theme-btn[aria-pressed="true"] {
    background: rgba(255,255,255,0.92);
    color: #111;
    border-color: rgba(255,255,255,0.92);
}

@media (max-width: 700px) {
    .theme-switcher {
        right: 14px;
        bottom: 14px;
        gap: 6px;
        padding: 6px;
    }
    .theme-btn {
        width: 30px;
        height: 30px;
        font-size: 0.75rem;
        padding: 0;
    }
}

.hero-text {
    width: 33vw;
    max-width: 520px;
    margin-left: 0;
}
.hero-name {
    font-family: 'Crimson Text', serif;
    font-size: 5rem;
    font-weight: 700;
    margin-bottom: clamp(0.6rem, 2.2vh, 2rem);
    letter-spacing: -0.02em;
    /* Crimson Color with White Glow for Readability */
    color: var(--accent-color);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.8), 0 0 30px rgba(0,0,0,0.5);
}

.hero-title {
    font-family: 'Inter', sans-serif;
    font-size: 1.25rem;
    font-weight: 400;
    margin-top: 0;
    letter-spacing: 0.05em;
    opacity: 1;
    margin-bottom: 2rem;
    text-transform: uppercase;
    color: #ffffff;
    text-shadow: 0 2px 10px rgba(0,0,0,0.8);
}

.hero-bio {
    font-family: 'Crimson Text', serif;
    font-size: clamp(1.15rem, 1.05vw + 0.9rem, 1.7rem);
    font-weight: 400;
    line-height: 1.4;
    max-width: 100%;
    margin-bottom: 3rem;
    opacity: 1;
    color: #ffffff;
    text-shadow: 0 2px 10px rgba(0,0,0,0.8);
}

.hero-actions {
    display: flex;
    gap: 20px;
}

.btn {
    display: inline-block;
    padding: 16px 32px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: all 0.3s ease;
    border: 1px solid transparent;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
}

.btn-hero {
    background: var(--accent-color);
    color: #fff;
    border: 1px solid var(--accent-color);
}

.btn-hero:hover {
    background: #b01030; /* Darker crimson */
    border-color: #b01030;
    transform: translateY(-2px);
}

.btn-outline-hero {
    border-color: rgba(255,255,255,0.8);
    color: #fff;
    background: transparent;
}

.btn-outline-hero:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    background: #fff;
}

.btn-primary {
    background: var(--accent-color);
    color: #fff;
    border: 1px solid var(--accent-color);
}

.btn-primary:hover {
    background: #b01030;
    color: #fff;
}

.btn-outline {
    border: 1px solid #000;
    color: #000;
    background: transparent;
}

.btn-outline:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* Sections General */
.section-title {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    text-align: center;
    font-family: 'Inter', sans-serif;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    color: var(--accent-color); /* Splash of life */
    margin-bottom: 60px;
    font-weight: 600;
}

/* Now Section */
.now-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    border-top: 1px solid var(--border-color);
    padding-top: 60px;
}

.now-column h3 {
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: var(--accent-color); /* Splash of life */
}

.now-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.now-list li {
    margin-bottom: 25px;
    border-bottom: 1px solid #f0f0f0;
    padding-bottom: 15px;
}

.now-date {
    display: block;
    font-size: 0.75rem;
    color: #999;
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.now-item a {
    font-family: 'Crimson Text', serif;
    font-size: 1.25rem;
    color: #222;
    font-weight: 600;
}

.now-item a:hover {
    color: var(--accent-color);
    text-decoration: none;
}

/* About Section */
.bio-text p {
    font-size: 1.25rem;
    color: #333;
    margin-bottom: 1.5em;
    font-family: 'Crimson Text', serif; /* Consistent text font */
}

.about-highlight {
    font-size: 1.8rem;
    font-style: italic;
    font-family: 'Crimson Text', serif;
    color: var(--accent-color);
    text-align: center;
    margin: 50px 0;
    line-height: 1.4;
}

/* Photos Section */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 30px;
    align-items: start;
}

.photo-card {
    background: #fff;
    border: 1px solid #eee;
    overflow: hidden;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.photo-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 32px rgba(0,0,0,0.12);
    border-color: var(--accent-color);
}

.photo-card img {
    width: 100%;
    height: auto;
    display: block;
}

.photo-card figcaption {
    padding: 14px 18px;
    font-size: 0.8rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #666;
    font-family: 'Inter', sans-serif;
    text-align: center;
}

/* Research Grid */
.papers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 40px;
}

.paper-card {
    background: #fff;
    border: 1px solid #eee;
    padding: 40px;
    transition: transform 0.3s ease;
}

.paper-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    border-color: var(--accent-color);
}

.paper-title {
    font-family: 'Crimson Text', serif;
    font-weight: 700;
    font-size: 1.8rem;
    margin-bottom: 15px;
    line-height: 1.2;
}

.paper-meta {
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #777;
    margin-bottom: 20px;
    display: block;
}

.paper-abstract {
    font-size: 1rem;
    color: #555;
    margin-bottom: 25px;
    font-family: 'Crimson Text', serif;
}

/* Footer */
footer {
    background: #000;
    color: #fff;
    padding: 80px 0;
    text-align: center;
}

.footer-logo {
    font-family: 'Crimson Text', serif;
    font-size: 2rem;
    margin-bottom: 30px;
    display: block;
    color: #fff;
}

.footer-links a {
    color: #888;
    margin: 0 15px;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

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

/* Generic Pages */
.page-header {
    padding: 140px 20px 60px;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 0.2em;
    color: var(--accent-color);
}

.page-header p {
    font-size: 1.1rem;
    color: #666;
    max-width: 700px;
    margin: 0 auto;
}

/* Responsive */
@media (max-width: 768px) {
    .main-nav {
        padding: 20px;
        flex-direction: column;
        background: rgba(0,0,0,0.8);
    }
    .nav-links {
        margin-top: 20px;
        gap: 20px;
        flex-wrap: wrap;
        justify-content: center;
    }
    .hero-name {
        font-size: 3rem;
    }
    .hero-text {
        width: 90vw;
        max-width: 90vw;
    }
    .hero-bio {
        font-size: 1.2rem;
    }
    .hero-content {
        transform: translate(0.6vw, -5vh);
    }
    .nav-logo a {
        font-size: 1.8rem;
    }
    .nav-links a {
        font-size: 0.9rem;
    }
    .now-grid {
        grid-template-columns: 1fr;
    }
}

/* Resume Page */
body.resume-page {
    background: #f6f2ee;
    font-family: 'Crimson Text', serif;
}

.resume-hero {
    position: relative;
    padding: 150px 0 80px;
    background: radial-gradient(circle at top left, rgba(158, 27, 50, 0.12), transparent 55%),
                radial-gradient(circle at 70% 0%, rgba(12, 32, 61, 0.16), transparent 60%),
                #f6f2ee;
}

.resume-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.75), rgba(255,255,255,0));
    pointer-events: none;
}

.resume-hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(240px, 0.8fr);
    gap: 60px;
    align-items: end;
}

.resume-kicker {
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: rgba(0, 0, 0, 0.55);
    margin-bottom: 16px;
}

.resume-name {
    font-size: clamp(2.6rem, 4vw, 3.6rem);
    margin-bottom: 0.3em;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.resume-headline {
    font-size: 1.15rem;
    margin-bottom: 0.3em;
    color: #2f2f2f;
}

.resume-affiliation {
    font-size: 1rem;
    color: rgba(0, 0, 0, 0.65);
    margin-bottom: 1.5em;
}

.resume-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.resume-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 22px;
    border-radius: 999px;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border: 1px solid transparent;
}

.resume-btn-primary {
    background: var(--accent-color);
    color: #fff;
    border-color: var(--accent-color);
    box-shadow: 0 18px 35px rgba(158, 27, 50, 0.25);
}

.resume-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 20px 38px rgba(158, 27, 50, 0.32);
}

.resume-btn-ghost {
    background: transparent;
    color: var(--accent-color);
    border-color: rgba(158, 27, 50, 0.4);
}

.resume-hero-meta {
    display: grid;
    gap: 18px;
}

.resume-meta-card {
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 18px;
    padding: 18px 20px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(6px);
}

.resume-meta-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: rgba(0, 0, 0, 0.45);
    margin-bottom: 8px;
}

.resume-meta-value {
    font-size: 0.95rem;
    color: #1f1f1f;
    margin: 0;
}

.resume-content {
    padding: 30px 0 90px;
}

.resume-layout {
    display: grid;
    grid-template-columns: minmax(220px, 0.35fr) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
}

.resume-sidebar {
    position: sticky;
    top: 40px;
    align-self: start;
    display: grid;
    gap: 20px;
}

.resume-sidebar-card {
    background: #fff;
    border-radius: 18px;
    padding: 22px;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 16px 35px rgba(0, 0, 0, 0.07);
}

.resume-sidebar-card h2 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.resume-contact-line {
    font-size: 0.95rem;
    margin: 0 0 10px;
    color: rgba(0, 0, 0, 0.7);
}

.resume-sections {
    display: grid;
    gap: 22px;
}

.resume-section {
    background: #fff;
    border-radius: 18px;
    padding: 22px 24px;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.05);
    position: relative;
}

.resume-section h2 {
    font-size: 1.4rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 16px;
    color: var(--accent-color);
}

.resume-section::before {
    content: '';
    position: absolute;
    left: 0;
    top: 22px;
    bottom: 22px;
    width: 4px;
    background: linear-gradient(180deg, rgba(158, 27, 50, 0.6), rgba(158, 27, 50, 0));
    border-radius: 999px;
}

.resume-lines {
    display: grid;
    gap: 4px;
}

.resume-line {
    margin: 0 0 10px;
    color: #222;
}

.resume-entries {
    display: grid;
    gap: 18px;
}

.resume-entry {
    display: grid;
    gap: 6px;
}

.resume-entry-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 16px;
    align-items: start;
}

.resume-entry-no-dates .resume-entry-header {
    grid-template-columns: minmax(0, 1fr);
}

.resume-section[data-layout="list"] .resume-entry-title {
    font-size: 1rem;
    font-weight: 600;
}

.resume-entry-main {
    display: grid;
    gap: 4px;
}

.resume-entry-title {
    font-size: 1.25rem;
    margin: 0;
}

.resume-entry-title a {
    color: inherit;
}

.resume-entry-subtitle {
    margin: 0;
    font-weight: 600;
    color: rgba(0, 0, 0, 0.75);
}

.resume-entry-meta {
    margin: 0;
    font-size: 0.95rem;
    color: rgba(0, 0, 0, 0.65);
    font-style: italic;
}

.resume-entry-location {
    margin: 0;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgba(0, 0, 0, 0.45);
}

.resume-entry-dates {
    font-size: 0.85rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(0, 0, 0, 0.5);
    white-space: nowrap;
    padding-top: 4px;
}

.resume-entry-indent {
    padding-left: 6px;
}

.resume-btn {
    font-family: 'Crimson Text', serif;
}

.resume-section[data-layout="publications"] .resume-entries {
    gap: 14px;
}

.resume-entry-publication .resume-entry-title {
    font-style: italic;
    font-weight: 600;
}

.resume-entry-publication .resume-entry-meta {
    font-variant: small-caps;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    font-size: 0.8rem;
    color: rgba(0, 0, 0, 0.55);
}

.resume-section[data-layout="grid"] .resume-entries {
    display: block;
    column-count: 2;
    column-gap: 32px;
}

.resume-section[data-layout="grid"] .resume-entry {
    break-inside: avoid;
    margin-bottom: 10px;
}

.resume-section[data-layout="grid"] .resume-entry-header {
    grid-template-columns: 1fr;
}

.resume-section[data-layout="grid"] .resume-entry-title {
    font-size: 0.95rem;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
}

.resume-section[data-layout="timeline"] .resume-entries {
    gap: 22px;
}

.resume-section[data-layout="timeline"] .resume-entry {
    padding-left: 18px;
    position: relative;
}

.resume-section[data-layout="timeline"] .resume-entry::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-color);
    box-shadow: 0 0 0 6px rgba(158, 27, 50, 0.08);
}

.resume-section[data-layout="timeline"] .resume-entry::after {
    content: '';
    position: absolute;
    left: 3px;
    top: 20px;
    bottom: -14px;
    width: 2px;
    background: linear-gradient(180deg, rgba(158, 27, 50, 0.4), rgba(158, 27, 50, 0));
}

.resume-section[data-layout="timeline"] .resume-entry:last-child::after {
    display: none;
}

.resume-section[data-layout="timeline"] .resume-entry-dates {
    color: var(--accent-color);
}

.resume-year {
    font-size: 0.85rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(0, 0, 0, 0.45);
    margin-top: 6px;
}

.resume-list {
    margin: 6px 0 14px 18px;
    padding: 0;
}

.resume-list li {
    margin-bottom: 8px;
    color: #333;
}


body.resume-page .main-nav {
    background: transparent;
}

body.resume-page .nav-links a,
body.resume-page .nav-logo a {
    color: #1b1b1b;
    text-shadow: none;
}

body.resume-page .nav-links a:hover {
    color: var(--accent-color);
}

@media (max-width: 1000px) {
    .resume-hero-grid {
        grid-template-columns: 1fr;
    }
    .resume-layout {
        grid-template-columns: 1fr;
    }
    .resume-sidebar {
        position: static;
        order: 2;
    }
    .resume-section[data-layout="grid"] .resume-entries {
        column-count: 1;
    }
}

@media (max-width: 700px) {
    .resume-hero {
        padding: 130px 0 60px;
    }
    .resume-actions {
        flex-direction: column;
        align-items: flex-start;
    }
    .resume-btn {
        width: 100%;
        justify-content: center;
    }
}