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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #f5f5f5;
    color: #333;
    line-height: 1.6;
    padding: 2rem;
}

main {
    max-width: 800px;
    margin: 0 auto;
    background: #fff;
    padding: 2rem;
    border: 1px solid #ddd;
}

h1 {
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 2rem;
}

.subtitle {
    color: #666;
    margin-bottom: 2rem;
    font-size: 0.9rem;
}

#apps-list {
    margin-top: 1.5rem;
}

.loading {
    color: #999;
    font-style: italic;
}

.app-item {
    padding: 1rem;
    margin-bottom: 0.5rem;
    border: 1px solid #ddd;
    background: #fafafa;
    transition: background 0.2s;
}

.app-item:hover {
    background: #f0f0f0;
}

.app-item a {
    display: block;
    text-decoration: none;
    color: #333;
}

.app-name {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.app-description {
    color: #666;
    font-size: 0.9rem;
}

.intro {
    margin-bottom: 2rem;
    padding: 1rem 0;
    border-bottom: 1px solid #eee;
    color: #555;
    font-size: 0.95rem;
    line-height: 1.7;
}

.intro p + p {
    margin-top: 0.5rem;
}

.app-meta {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
    font-size: 0.8rem;
}

.app-meta a {
    color: #888;
    text-decoration: none;
    border-bottom: 1px dotted #aaa;
}

.app-meta a:hover {
    color: #333;
    border-bottom-color: #333;
}

.no-apps {
    color: #999;
    font-style: italic;
    padding: 1rem;
}

.overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 100;
    justify-content: center;
    align-items: flex-start;
    padding: 2rem;
    overflow-y: auto;
}

.overlay.open {
    display: flex;
}

.overlay-content {
    background: #fff;
    border: 1px solid #ddd;
    max-width: 720px;
    width: 100%;
    margin-top: 2rem;
    margin-bottom: 2rem;
}

.overlay-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #eee;
}

.overlay-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.overlay-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #999;
    line-height: 1;
    padding: 0 0.25rem;
}

.overlay-close:hover {
    color: #333;
}

.overlay-body {
    padding: 1.5rem;
    line-height: 1.7;
    font-size: 0.95rem;
    color: #333;
}

.overlay-body h1, .overlay-body h2, .overlay-body h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.overlay-body h1 { font-size: 1.3rem; }
.overlay-body h2 { font-size: 1.1rem; }
.overlay-body h3 { font-size: 1rem; }

.overlay-body p {
    margin-bottom: 0.75rem;
}

.overlay-body ul, .overlay-body ol {
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
}

.overlay-body li {
    margin-bottom: 0.25rem;
}

.overlay-body code {
    background: #f0f0f0;
    padding: 0.1rem 0.3rem;
    font-size: 0.85em;
    font-family: monospace;
}

.overlay-body pre {
    background: #f5f5f5;
    border: 1px solid #e0e0e0;
    padding: 1rem;
    overflow-x: auto;
    margin-bottom: 0.75rem;
}

.overlay-body pre code {
    background: none;
    padding: 0;
}

.overlay-body blockquote {
    border-left: 3px solid #ddd;
    padding-left: 1rem;
    color: #666;
    margin-bottom: 0.75rem;
}

.overlay-body .md-file-link {
    display: block;
    padding: 0.5rem 0;
    color: #333;
    text-decoration: none;
    border-bottom: 1px solid #eee;
}

.overlay-body .md-file-link:hover {
    background: #f8f8f8;
}

.overlay-body .md-file-link:last-child {
    border-bottom: none;
}

.overlay-loading {
    color: #999;
    font-style: italic;
}