:root {
    --color-primary: #2D3748;
    --color-secondary: #4299E1;
    --color-background: #F7FAFC;
    --color-text: #1A202C;
    --color-success: #48BB78;
    --color-danger: #DC3545;
    --color-hover: #3182ce;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
}

.navbar {
    background-color: #CC0033; /* Rutgers Scarlet Red */
    padding: 1rem 0;
}

.navbar-brand {
    color: white !important;
    font-size: 1.5rem;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
}

.nav-link {
    color: white !important;
    transition: color 0.2s ease-in-out;
}

.nav-link:hover {
    color: rgba(255, 255, 255, 0.9) !important;
}

/* Tab styling */
.nav-tabs .nav-link {
    color: #000 !important;
    font-weight: 600;
    border: 1px solid #dee2e6;
}

.nav-tabs .nav-link.active {
    color: #CC0033 !important;
    background-color: #fff;
    border-color: #dee2e6 #dee2e6 #fff;
    border-bottom: 2px solid #CC0033;
}

.nav-tabs .nav-link:hover:not(.active) {
    background-color: #f8f9fa;
    color: #495057 !important;
    border-color: #e9ecef #e9ecef #dee2e6;
}

.discord-link {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border: 1px solid white;
    border-radius: 4px;
    transition: all 0.2s;
}

.discord-link:hover {
    background: white;
    color: #CC0033;
}


.container {
    max-width: 900px;
    margin: auto;
    padding: 20px;
}

.search-form {
    margin-top: 20px;
}

#search {
    border: 2px solid var(--color-primary);
    border-radius: 5px;
    padding: 10px;
    width: 100%;
}

.results {
    margin-top: 20px;
}

.course-item {
    border: 1px solid #dee2e6;
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 5px;
    background: white;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.1);
}

.course-item h4 {
    color: var(--color-primary);
    font-size: 1.3rem;
}

.section-details {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid #eee;
}

.instructor-name {
    /* font-weight: bold; */
    /* color: var(--color-danger); */
    cursor: pointer;
    /* text-decoration: underline; */
}

.instructor-name:hover {
    color: #C9302C;
}

.tooltip-inner {
    background-color: var(--color-primary);
    color: #fff;
    padding: 12px;
    font-size: 14px;
    text-align: left;
    max-width: 280px;
    border-radius: 5px;
    line-height: 1.4;
    white-space: normal;
}

.bs-tooltip-top .tooltip-arrow::before {
    border-top-color: var(--color-primary) !important;
}

.status-open {
    color: var(--color-success);
    font-weight: bold;
}

.status-closed {
    color: var(--color-danger);
    font-weight: bold;
}


.btn-primary {
    background-color: var(--color-secondary);
    border-color: var(--color-secondary);
}

.btn-primary:hover {
    background-color: var(--color-hover);
    border-color: var(--color-hover);
}

.loading-spinner {
    display: none;
    text-align: center;
    margin: 20px 0;
}

.loading-spinner .spinner-border {
    width: 3rem;
    height: 3rem;
}

.copy-button {
    background: none;
    border: none;
    color: var(--color-secondary);
    padding: 0 5px;
    cursor: pointer;
}

.copy-button:hover {
    color: var(--color-hover);
}

.copy-success {
    color: var(--color-success);
    transition: color 0.3s ease;
}

/* Expandable Room Cards */
.card-header[data-bs-toggle="collapse"] {
    transition: background-color 0.3s ease;
}

.card-header[data-bs-toggle="collapse"]:hover {
    background-color: #e9ecef !important;
}

.card-header .bi-chevron-down,
.card-header .bi-chevron-up {
    transition: transform 0.3s ease;
}

.card-header[aria-expanded="true"] .bi-chevron-up {
    transform: rotate(180deg);
}

/* Animation for collapsing/expanding */
.collapse {
    transition: height 0.35s ease;
}

/* Badge styling */
.badge.bg-primary {
    background-color: #CC0033 !important;
}