/* ============================================
   Daniel de Kadt — Academic Website
   ============================================ */

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    color: #333;
    background-color: #f5f5f5;
    line-height: 1.6;
    font-size: 16px;
}

a {
    color: #c8962e;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Layout */
.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
header {
    padding: 40px 0 0;
}

.site-name {
    font-family: 'Georgia', 'Times New Roman', serif;
    font-size: 2.4rem;
    font-weight: normal;
    color: #222;
    letter-spacing: 0.01em;
}

.site-name a {
    color: inherit;
    text-decoration: none;
}

.site-name a:hover {
    text-decoration: none;
}

/* Navigation */
nav {
    margin-top: 16px;
    padding-bottom: 20px;
    border-bottom: 1px solid #ddd;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 28px;
    flex-wrap: wrap;
}

nav a {
    color: #555;
    font-size: 0.95rem;
    text-transform: lowercase;
    letter-spacing: 0.02em;
    padding: 4px 0;
}

nav a:hover,
nav a.active {
    color: #c8962e;
    text-decoration: none;
}

/* Main Content */
main {
    padding: 36px 0 60px;
}

/* Landing Page — Bio */
.bio {
    display: flex;
    gap: 36px;
    align-items: flex-start;
    margin-top: 8px;
}

.bio-photo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.bio-text p {
    margin-bottom: 12px;
}

.bio-links {
    margin-top: 16px;
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    font-size: 1.15rem;
    align-items: center;
}

.bio-links a {
    color: #555;
}

.bio-links a:hover {
    color: #c8962e;
    text-decoration: none;
}

/* Section Headers */
h2 {
    font-size: 1.15rem;
    font-weight: 700;
    text-transform: lowercase;
    letter-spacing: 0.02em;
    color: #222;
    padding-bottom: 6px;
    border-bottom: 3px solid #c8962e;
    display: inline-block;
    margin-bottom: 24px;
}

h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
}

/* Research Page — Two Column */
.research-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.research-columns p {
    margin-bottom: 16px;
}

.research-columns ul {
    margin: 12px 0 20px 20px;
}

.research-columns li {
    margin-bottom: 8px;
}

/* Paper Entries */
.paper {
    margin-bottom: 28px;
    font-size: 0.92rem;
    line-height: 1.55;
}

.paper .title {
    font-weight: 600;
    color: #222;
}

.paper .journal {
    font-style: italic;
}

.paper .authors {
    color: #555;
}

.paper .links {
    margin-top: 4px;
}

.paper .links a {
    margin-right: 10px;
}

.paper .note {
    font-size: 0.85rem;
    color: #666;
    margin-top: 3px;
}

/* Placeholder Pages */
.page-content {
    max-width: 640px;
}

.page-content p {
    margin-bottom: 16px;
}

.page-content ul {
    margin: 12px 0 20px 20px;
}

.page-content li {
    margin-bottom: 8px;
}

/* Footer */
footer {
    padding: 24px 0;
    border-top: 1px solid #ddd;
    font-size: 0.85rem;
    color: #888;
}

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

footer a {
    color: #888;
}

footer a:hover {
    color: #c8962e;
}

/* Responsive */
@media (max-width: 700px) {
    .site-name {
        font-size: 1.8rem;
    }

    nav ul {
        flex-wrap: nowrap;
        gap: 0;
        justify-content: space-between;
    }

    nav a {
        font-size: 0.85rem;
    }

    .bio {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .bio-links {
        flex-wrap: nowrap;
        gap: 0;
        justify-content: space-between;
        font-size: 0.8rem;
    }

    .research-columns {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    footer .container {
        flex-direction: column;
        text-align: center;
    }
}