/* Reset & Base */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600&display=swap');

:root {
    --bg-color: #ffffff;
    --text-color: #1a1a1a;
    --link-color: #000000;
    --accent-color: #555555;
    --spacing: 2rem;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    font-size: 16px;
    max-width: 680px;
    margin: 4rem auto;
    padding: 0 1.5rem;
}

/* Typography */
h1 {
    font-weight: 600;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

p {
    margin-bottom: 1.5rem;
    font-weight: 300;
    color: #333;
}

.subtitle {
    font-size: 1rem;
    color: var(--accent-color);
    margin-bottom: 3rem;
    font-weight: 400;
}

/* Sections */
section {
    margin-bottom: 3rem;
}

h2 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #888;
    margin-bottom: 1rem;
    font-weight: 600;
    border-bottom: 1px solid #eee;
    padding-bottom: 0.5rem;
}

/* Links */
a {
    color: var(--link-color);
    text-decoration: none;
    border-bottom: 1px solid #ccc;
    transition: border-color 0.2s;
}

a:hover {
    border-bottom: 1px solid #000;
}

/* List for papers */
.paper-list {
    list-style: none;
}

.paper-list li {
    margin-bottom: 1.25rem;
}

.paper-title {
    display: block;
    font-weight: 500;
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.paper-title a {
    border-bottom: none;
}
.paper-title a:hover {
    text-decoration: underline;
}

.paper-meta {
    font-size: 0.9rem;
    color: #666;
}

/* Imprint */
.imprint-details {
    font-size: 0.9rem;
    color: #444;
    font-style: normal;
    line-height: 1.8;
}

/* Helper */
.spacer {
    height: 2rem;
}

@media (max-width: 600px) {
    body {
        margin-top: 2rem;
    }
}