/* Reset box-sizing */
* { box-sizing: border-box; }

/* Body */
body {
    margin: 0;
    font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
    line-height: 1.6;
}

/* Links */
a { text-decoration: none; }
a:hover { text-decoration: underline; }

/* Header & Navigation */
header {
    position: sticky;
    top: 0;
    backdrop-filter: blur(6px);
    background: rgba(255,255,255,.8);
    border-bottom: 1px solid #eee;
    z-index: 10;
}

.nav {
    max-width: 980px;
    margin: 0 auto;
    padding: .75rem 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.nav a.brand { font-weight: 700; }
.nav .spacer { flex: 1; }

/* Container */
.container {
    max-width: 980px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

/* Grid */
.grid {
    display: grid;
    gap: 1rem;
}

/* Hero Section */
.hero {
    padding: 4rem 1rem;
    background: linear-gradient(135deg, #f8fafc, #ffffff);
    border-bottom: 1px solid #f1f5f9;
}

.hero h1 {
    margin: 0 0 .5rem 0;
    font-size: clamp(2rem, 3vw, 3rem);
}

/* Cards */
.card {
    border: 1px solid #eef2f7;
    border-radius: 16px;
    padding: 1rem;
    background: #fff;
}

/* Footer */
.footer {
    border-top: 1px solid #eee;
    padding: 2rem 1rem;
    color: #555;
}

/* Badges */
.badge {
    font-size: .85rem;
    border: 1px solid #e2e8f0;
    padding: .1rem .5rem;
    border-radius: 999px;
}

/* Lists */
.list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.list li {
    margin: .5rem 0;
}

/* Publications */
.pub {
    padding: 1rem;
    border: 1px solid #eef2f7;
    border-radius: 12px;
}

.pub h3 {
    margin: 0 0 .25rem 0;
}

.meta {
    color: #475569;
    font-size: .95rem;
}

.tag {
    font-size: .75rem;
    padding: .1rem .5rem;
    border: 1px solid #e5e7eb;
    border-radius: 999px;
}

.inline {
    display: inline-flex;
    gap: .5rem;
    align-items: center;
}

.kicker {
    letter-spacing: .12em;
    text-transform: uppercase;
    font-size: .8rem;
    color: #64748b;
}

.search {
    padding: .75rem 1rem;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
    width: 100%;
}

.year {
    margin: 2rem 0 1rem;
    font-size: 1.25rem;
}

small.muted {
    color: #64748b;
}

/* Profile Section */
.profile {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin: 2rem auto;
    max-width: 980px;   /* align with main content */
    padding: 0 1rem;
    flex-wrap: wrap-reverse; /* image on right on wide screens, stacked on small screens */
}

.profile-text {
    flex: 1 1 300px;
    min-width: 200px;
}

.profile-pic {
    border-radius: 50%;
    max-width: 150px;   /* instead of fixed width */
    width: 100%;        /* scales on mobile */
    height: auto;       /* keep aspect ratio */
    object-fit: cover;
}

/* Responsive adjustments */
@media (max-width: 600px) {
    .profile {
        flex-direction: column;
        text-align: center;
    }

    .profile-text p {
        max-width: 100%;
    }
}