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

:root {
    /* Colors - minimal palette */
    --text-primary: #222;
    --text-secondary: #555;
    --link-color: #0645ad;
    --link-hover: #0b0080;
    --border-color: #a2a9b1;
    --bg-main: #fff;
    --bg-secondary: #f8f9fa;
    --bg-header: #fff;
    
    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
    --font-mono: 'SF Mono', Monaco, Consolas, 'Courier New', monospace;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
}

/* Base styles */
body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-main);
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Header - simple and clean */
.navbar {
    background-color: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) 0;
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 960px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.navbar-brand {
    display: flex;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
}

.logo-icon {
    font-size: 1.5rem;
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    color: var(--link-color);
    text-decoration: none;
    font-size: 0.95rem;
    padding: var(--spacing-xs) 0;
    border-bottom: 2px solid transparent;
    transition: border-color 0.2s;
}

.nav-link:hover {
    text-decoration: underline;
}

.nav-link.active {
    color: var(--text-primary);
    border-bottom-color: var(--text-primary);
}

.github-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.github-icon {
    width: 16px;
    height: 16px;
}

/* Dropdown menu styles */
.nav-dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    cursor: pointer;
}

.dropdown-arrow {
    font-size: 0.7em;
    margin-left: 0.3rem;
    transition: transform 0.2s;
    display: inline-block;
}

.nav-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 2px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    z-index: 1000;
}

.nav-dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-item {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: background-color 0.2s;
}

.dropdown-item:hover {
    background-color: var(--bg-secondary);
    text-decoration: none;
}

.dropdown-divider {
    height: 1px;
    margin: 0.5rem 0;
    background-color: var(--border-color);
}

.dropdown-header {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

/* Main content */
main {
    min-height: calc(100vh - 200px);
    padding: var(--spacing-xl) 0;
}

/* Documentation style content */
.documentation {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.documentation h1 {
    font-size: 2.5rem;
    font-weight: normal;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.documentation h2 {
    font-size: 1.75rem;
    font-weight: normal;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-xs);
    border-bottom: 1px solid #eaecef;
}

.documentation h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.documentation p {
    margin-bottom: var(--spacing-md);
    text-align: justify;
}

.documentation .lead {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.documentation ul,
.documentation ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

.documentation li {
    margin-bottom: var(--spacing-xs);
}

.documentation a {
    color: var(--link-color);
    text-decoration: none;
}

.documentation a:hover {
    text-decoration: underline;
}

.documentation a:visited {
    color: var(--link-color);
}

/* Tables - Wikipedia style */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-lg);
    font-size: 0.95rem;
}

th, td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border: 1px solid var(--border-color);
}

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

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

/* Task name column - allow text wrapping */
td:first-child {
    word-wrap: break-word;
    word-break: break-word;
    max-width: 500px;
    white-space: normal;
}

td {
    font-size: 0.8rem;
}

/* Forms and inputs */
input[type="text"],
input[type="search"] {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: 2px;
    font-size: 0.95rem;
    font-family: var(--font-sans);
}

input[type="text"]:focus,
input[type="search"]:focus {
    outline: none;
    border-color: var(--link-color);
}

/* Buttons - minimal style */
.btn {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9rem;
    border-radius: 2px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn:hover {
    background-color: #e8e9ea;
    border-color: #a2a9b1;
    color: #a2a9b1;
    text-decoration: none;
}

.btn:active {
    background-color: var(--bg-secondary);
}

.btn:focus {
    outline: 2px solid var(--link-color);
    outline-offset: 2px;
}

.btn-primary {
    background-color: #a2a9b1;
    color: white;
    border-color: black;
}

.btn-primary:hover {
    background-color: #333;
    border-color: #333;
    color: white;
}

.btn-primary:active {
    background-color: var(--text-primary);
}

.btn-primary:focus {
    outline: 2px solid var(--text-primary);
    outline-offset: 2px;
}

/* Prevent visited link color on buttons */
.btn:visited {
    color: var(--text-primary);
}

.btn-primary:visited {
    color: white;
}

/* Button groups */
.btn + .btn {
    margin-left: var(--spacing-sm);
}

/* Button container for wrapping */
p .btn {
    margin-bottom: var(--spacing-xs);
    margin-right: var(--spacing-xs);
}

/* Task list page */
.page-header {
    margin-bottom: var(--spacing-xl);
}

.page-header h1 {
    font-size: 2rem;
    font-weight: normal;
    margin-bottom: var(--spacing-sm);
}

.controls-bar {
    margin-bottom: var(--spacing-lg);
}

.search-box {
    margin-bottom: var(--spacing-md);
}

.filter-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.family-filters,
.tag-filters,
.doc-type-filters {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    flex-wrap: wrap;
}

.family-filters strong,
.tag-filters strong,
.doc-type-filters strong {
    margin-right: var(--spacing-sm);
}

.search-input {
    width: 100%;
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--border-color);
    font-size: 0.95rem;
}

.tag-filters {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.tag-filter,
.family-filter,
.doc-type-filter {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--border-color);
    background: var(--bg-main);
    cursor: pointer;
    font-size: 0.875rem;
    border-radius: 2px;
}

.tag-filter:hover,
.family-filter:hover,
.doc-type-filter:hover {
    background-color: var(--bg-secondary);
}

.tag-filter.active,
.family-filter.active,
.doc-type-filter.active {
    background-color: var(--text-primary);
    color: white;
    border-color: var(--text-primary);
}

/* Task detail page */
.task-metadata {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--border-color);
}

.meta-item {
    margin-right: var(--spacing-xl);
    display: inline-block;
}

/* Leaderboard */
.leaderboard-table {
    margin-top: var(--spacing-lg);
}

.rank {
    text-align: center;
    font-weight: 600;
}

.metric-value {
    font-family: var(--font-mono);
    text-align: center;
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

footer .container {
    text-align: center;
}

footer a {
    color: var(--link-color);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Utility classes */
.text-muted {
    color: var(--text-secondary);
}

.small {
    font-size: 0.875rem;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .navbar-container {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        padding: 0 var(--spacing-md);
    }
    
    .controls-bar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .documentation h1 {
        font-size: 2rem;
    }
    
    .documentation h2 {
        font-size: 1.5rem;
    }
    
    table {
        font-size: 0.875rem;
    }
    
    th, td {
        padding: var(--spacing-xs) var(--spacing-sm);
    }
}

/* Remove all card styles and fancy effects */
.card, .info-card, .nav-card, .stat-card {
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
}

/* Simple list styles */
.task-list {
    list-style: none;
    padding: 0;
}

.task-list li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid #eee;
}

/* Remove hero section styling */
.hero-section {
    background: none;
    padding: 0;
    text-align: left;
}

/* Mobile menu - simplified */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    margin: 5px 0;
    transition: 0.3s;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .navbar {
        position: relative;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: calc(100% + 1px);
        left: 0;
        right: 0;
        background: var(--bg-main);
        border: 1px solid var(--border-color);
        border-top: none;
        padding: var(--spacing-md);
        flex-direction: column;
        z-index: 1000;
        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    /* Mobile dropdown adjustments */
    .nav-dropdown {
        width: 100%;
    }
    
    .dropdown-menu {
        position: static;
        width: 100%;
        margin-top: 0.5rem;
        box-shadow: none;
        border: 1px solid #ddd;
        margin-left: 1rem;
    }
    
    .nav-dropdown:hover .dropdown-menu {
        display: none; /* Disable hover on mobile */
    }
}

/* Benchmark cards for homepage */
.benchmark-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.benchmark-card {
    border: 1px solid var(--border-color);
    border-radius: 5px;
    padding: 1.5rem;
    transition: background-color 0.2s;
}

.benchmark-card:hover {
    background-color: #f5f5f5;
}

.benchmark-card h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1.1rem;
}

.benchmark-card p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.4;
}