/* Global Styles */
:root {
    --primary-color: #6f42c1;
    --primary-hover: #5a32a3;
    --text-color: #2c3e50;
    --light-bg: #f8f9fa;
}

body {
    color: var(--text-color);
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--light-bg);
}

/* Navbar Styles */
.navbar {
    padding: 1rem 0;
}

.navbar-light .navbar-nav .nav-link {
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: color 0.2s ease-in-out;
}

.navbar-light .navbar-nav .nav-link:hover {
    color: var(--primary-color);
}

/* Button Styles */
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

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

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

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

/* Card Styles */
.card {
    border: none;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
}

/* Form Styles */
.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(111, 66, 193, 0.25);
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: var(--primary-color);
}

/* Alert Styles */
.alert {
    border: none;
    border-radius: 0.5rem;
}

/* Custom Components */
.event-card {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.event-card .card-body {
    flex: 1;
}

.event-banner {
    height: 200px;
    object-fit: cover;
    border-radius: 0.5rem 0.5rem 0 0;
}

.speaker-avatar {
    width: 150px;
    height: 150px;
    object-fit: cover;
    border-radius: 50%;
    margin-bottom: 1rem;
}

/* Responsive Typography */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    h2 {
        font-size: 1.75rem;
    }
    h3 {
        font-size: 1.5rem;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

/* Utility Classes */
.text-primary {
    color: var(--primary-color) !important;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.border-primary {
    border-color: var(--primary-color) !important;
}

/* Markdown Content Styling */
.markdown-content {
    line-height: 1.6;
    font-size: 1rem;
}

.markdown-content h1,
.markdown-content h2,
.markdown-content h3,
.markdown-content h4,
.markdown-content h5,
.markdown-content h6 {
    margin-top: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
    color: var(--text-color);
}

.markdown-content h1 { font-size: 1.8rem; }
.markdown-content h2 { font-size: 1.6rem; }
.markdown-content h3 { font-size: 1.4rem; }
.markdown-content h4 { font-size: 1.2rem; }

.markdown-content p {
    margin-bottom: 1rem;
}

.markdown-content ul,
.markdown-content ol {
    margin-bottom: 1rem;
    padding-left: 2rem;
}

.markdown-content li {
    margin-bottom: 0.5rem;
}

.markdown-content blockquote {
    border-left: 4px solid var(--primary-color);
    padding-left: 1rem;
    margin-left: 0;
    color: #555;
    font-style: italic;
}

.markdown-content code {
    background-color: #f0f0f0;
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    font-family: monospace;
    font-size: 0.9em;
}

.markdown-content pre {
    background-color: #f0f0f0;
    padding: 1rem;
    border-radius: 5px;
    overflow-x: auto;
    margin-bottom: 1rem;
}

.markdown-content pre code {
    background-color: transparent;
    padding: 0;
}

.markdown-content a {
    color: var(--primary-color);
    text-decoration: none;
}

.markdown-content a:hover {
    text-decoration: underline;
}

.markdown-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
}

.markdown-content table th,
.markdown-content table td {
    border: 1px solid #ddd;
    padding: 0.5rem;
}

.markdown-content table th {
    background-color: #f5f5f5;
    font-weight: 600;
}

/* Markdown Preview Styling for CFP List */
.markdown-content-preview {
    line-height: 1.5;
    font-size: 0.95rem;
    margin-bottom: 1rem;
    max-height: 150px;
    overflow: hidden;
    position: relative;
}

.markdown-content-preview::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 40px;
    background: linear-gradient(to bottom, rgba(255,255,255,0), rgba(255,255,255,1));
}

.markdown-content-preview h1,
.markdown-content-preview h2,
.markdown-content-preview h3,
.markdown-content-preview h4 {
    font-size: 1.1rem;
    margin-top: 0.75rem;
    margin-bottom: 0.5rem;
}

.markdown-content-preview ul,
.markdown-content-preview ol {
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
}

.markdown-content-preview li {
    margin-bottom: 0.25rem;
}