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

:root {
    --primary: #8b5cf6;
    --primary-light: #a78bfa;
    --primary-dark: #7c3aed;
    --secondary: #06b6d4;
    --accent: #ec4899;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
}

body {
    font-family: 'Noto Serif SC', 'Times New Roman', Georgia, serif;
    line-height: 1.8;
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 0;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

nav ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

nav ul li a:hover,
nav ul li a.active {
    color: var(--primary);
    background: rgba(139, 92, 246, 0.05);
}

.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    padding: 3rem 0;
    color: white;
    text-align: center;
}

.hero h1 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.1rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

.content-area {
    padding: 3rem 0;
}

.page-title {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--primary);
}

.page-title h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
}

.page-title p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.section-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.sub-section-title {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 1rem;
    text-align: justify;
}

ul, ol {
    color: var(--text-secondary);
    padding-left: 1.8rem;
    margin-bottom: 1rem;
}

ul {
    list-style-type: disc;
}

ol {
    list-style-type: decimal;
}

li {
    margin-bottom: 0.5rem;
}

strong {
    color: var(--text-primary);
    font-weight: 600;
}

em {
    font-style: italic;
}

.code-block {
    background: var(--bg-tertiary);
    padding: 1.25rem;
    border-radius: 6px;
    overflow-x: auto;
    margin-bottom: 1rem;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
}

.table-container {
    overflow-x: auto;
    margin-bottom: 1rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-primary);
}

table th,
table td {
    padding: 0.75rem;
    text-align: left;
    border: 1px solid var(--border);
}

table th {
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
}

table tr:hover {
    background: var(--bg-secondary);
}

.citation {
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-style: italic;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(139, 92, 246, 0.1);
    color: var(--primary);
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
}

.card {
    background: var(--bg-primary);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.card p {
    margin-bottom: 0.5rem;
}

.card .meta {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.team-member {
    background: var(--bg-primary);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    text-align: center;
}

.team-member .avatar {
    width: 60px;
    height: 60px;
    background: var(--bg-tertiary);
    border-radius: 50%;
    margin: 0 auto 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.team-member h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.team-member p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
}

.event-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.event-item {
    background: var(--bg-primary);
    padding: 1.25rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    display: flex;
    gap: 1.5rem;
}

.event-item .date {
    width: 80px;
    text-align: center;
    padding: 0.5rem;
    background: var(--bg-secondary);
    border-radius: 4px;
}

.event-item .date .day {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.event-item .date .month {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.event-item .info h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.event-item .info p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

.breadcrumb {
    background: var(--bg-primary);
    padding: 1rem 0;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border);
}

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

.breadcrumb span {
    color: var(--text-muted);
    margin: 0 0.5rem;
}

footer {
    background: var(--text-primary);
    color: white;
    padding: 2rem 0;
    margin-top: 3rem;
}

footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

footer p {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
}

footer a {
    color: white;
    text-decoration: none;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    header .container {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    nav ul {
        gap: 0.5rem;
    }
    
    .hero h1 {
        font-size: 1.6rem;
    }
    
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    footer .container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}