:root {
  --dark-red: #9A2A2A;
  --dark-red-hover: #802424;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.navbar-brand {
    font-weight: bold;
}

/* Override Bootstrap classes */
.bg-danger {
    background-color: var(--dark-red) !important;
}

.btn-danger {
    background-color: var(--dark-red);
    border-color: var(--dark-red);
}

.btn-danger:hover {
    background-color: var(--dark-red-hover);
    border-color: var(--dark-red-hover);
}

.btn-outline-danger {
    color: var(--dark-red);
    border-color: var(--dark-red);
}

.btn-outline-danger:hover, .btn-outline-danger.active {
    background-color: var(--dark-red);
    border-color: var(--dark-red);
    color: #fff;
}

.badge.bg-danger {
    background-color: var(--dark-red) !important;
}


h2 {
    border-bottom: 2px solid var(--dark-red);
    padding-bottom: 10px;
    color: #333;
}

section {
    padding-top: 20px;
    scroll-margin-top: 70px; /* Poprawka dla "przyklejonej" nawigacji */
}

.profile-pic {
    width: 220px;
    height: 220px;
    object-fit: cover;
    object-position: top;
    border: 2px solid #dee2e6; /* Cienka, pojedyncza ramka */
}

.affiliation {
    /* Usunięto tło i ramkę */
    padding: 0;
}

.navbar-nav .nav-link {
    color: #fff; /* Biały kolor linków */
    font-weight: 500;
}

.navbar-nav .nav-link:hover, .navbar-nav .nav-link.active {
    color: rgba(255, 255, 255, 0.75);
}

.course-card {
    transition: box-shadow 0.2s ease-in-out;
    border: 1px solid #dee2e6;
    border-left: 4px solid var(--dark-red);
    height: 100%; /* Ensure card fills the link height */
}

.course-card:hover {
    box-shadow: 0 4px 10px rgba(0,0,0,0.08);
}

.publication-card {
    border-left: 4px solid var(--dark-red);
    transition: box-shadow 0.2s ease-in-out;
}

.publication-card:hover {
     box-shadow: 0 4px 10px rgba(0,0,0,0.08);
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.publication-links a {
    text-decoration: none;
    font-weight: 500;
    color: var(--dark-red);
    transition: color 0.2s ease-in-out;
}

.publication-links a:hover {
    color: var(--dark-red-hover);
    text-decoration: underline;
}

.footer-title {
    font-variant: small-caps;
    font-weight: normal;
    letter-spacing: 1px;
}

/* Ensure inner links in cards have a higher z-index to be clickable */
.course-card .card-text a {
    position: relative;
    z-index: 2;
}