/* Public Pages — Help, Download, About */
/* Shared styles for informational pages accessible to all users */

.public-page {
    max-width: 720px;
    margin: 0 auto;
    padding: var(--spacing-xl, 32px) var(--spacing-lg, 24px);
    color: var(--text-color, #ebe1d2);
    line-height: 1.7;
}

.public-page h1 {
    font-size: 1.75rem;
    font-weight: 600;
    margin: 0 0 var(--spacing-sm, 8px) 0;
    color: var(--text-color, #ebe1d2);
}

.public-page .page-subtitle {
    color: var(--text-muted, #8a8078);
    font-size: 1rem;
    margin: 0 0 var(--spacing-xl, 32px) 0;
}

.public-page h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: var(--spacing-xl, 32px) 0 var(--spacing-md, 16px) 0;
    color: var(--text-color, #ebe1d2);
    padding-bottom: var(--spacing-sm, 8px);
    border-bottom: 1px solid var(--border-color, #2a2a2a);
}

.public-page h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin: var(--spacing-lg, 24px) 0 var(--spacing-sm, 8px) 0;
    color: var(--text-color, #ebe1d2);
}

.public-page p {
    margin: 0 0 var(--spacing-md, 16px) 0;
    color: var(--text-color, #ebe1d2);
}

.public-page a {
    color: var(--primary-color, #cc3c28);
    text-decoration: none;
}

.public-page a:hover {
    text-decoration: underline;
}

.public-page code {
    background: var(--bg-tertiary, #242424);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    color: var(--text-color, #ebe1d2);
}

.public-page pre {
    background: var(--bg-tertiary, #242424);
    border: 1px solid var(--border-color, #2a2a2a);
    border-radius: var(--border-radius, 8px);
    padding: var(--spacing-md, 16px);
    overflow-x: auto;
    margin: 0 0 var(--spacing-md, 16px) 0;
    font-size: 0.85rem;
    line-height: 1.5;
}

.public-page pre code {
    background: none;
    padding: 0;
    border-radius: 0;
}

/* ---- Info cards ---- */
.info-card {
    background: var(--bg-secondary, #1a1a1a);
    border: 1px solid var(--border-color, #2a2a2a);
    border-radius: var(--border-radius, 8px);
    padding: var(--spacing-lg, 24px);
    margin-bottom: var(--spacing-md, 16px);
}

.info-card h3 {
    margin-top: 0;
}

.info-card p:last-child {
    margin-bottom: 0;
}

/* ---- FAQ list ---- */
.faq-item {
    background: var(--bg-secondary, #1a1a1a);
    border: 1px solid var(--border-color, #2a2a2a);
    border-radius: var(--border-radius, 8px);
    margin-bottom: var(--spacing-md, 16px);
    overflow: hidden;
}

.faq-item summary {
    padding: var(--spacing-md, 16px) var(--spacing-lg, 24px);
    cursor: pointer;
    font-weight: 500;
    color: var(--text-color, #ebe1d2);
    list-style: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm, 8px);
}

.faq-item summary::before {
    content: '▸';
    transition: transform var(--transition-fast, 0.15s ease);
    color: var(--primary-color, #cc3c28);
    flex-shrink: 0;
}

.faq-item[open] summary::before {
    transform: rotate(90deg);
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item .faq-answer {
    padding: 0 var(--spacing-lg, 24px) var(--spacing-md, 16px);
    color: var(--text-muted, #8a8078);
    border-top: 1px solid var(--border-color, #2a2a2a);
    line-height: 1.6;
}

.faq-item .faq-answer p:last-child {
    margin-bottom: 0;
}

/* ---- Requirements / feature grid ---- */
.requirements-grid,
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md, 16px);
    margin-bottom: var(--spacing-lg, 24px);
}

.requirement-item,
.feature-item {
    background: var(--bg-secondary, #1a1a1a);
    border: 1px solid var(--border-color, #2a2a2a);
    border-radius: var(--border-radius, 8px);
    padding: var(--spacing-md, 16px);
    text-align: center;
}

.requirement-item .req-icon,
.feature-item .feat-icon {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm, 8px);
    display: block;
}

.requirement-item .req-label,
.feature-item .feat-label {
    font-weight: 500;
    color: var(--text-color, #ebe1d2);
    font-size: var(--font-size-sm, 14px);
}

.requirement-item .req-detail,
.feature-item .feat-detail {
    color: var(--text-muted, #8a8078);
    font-size: 0.8rem;
    margin-top: 4px;
}

/* ---- Download button ---- */
a.download-btn {
    display: inline-block;
    background: var(--primary-color, #cc3c28);
    color: var(--text-light, #ebe1d2);
    padding: var(--spacing-md, 16px) var(--spacing-xl, 32px);
    border-radius: var(--border-radius, 8px);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: background var(--transition-fast, 0.15s ease);
}

a.download-btn:hover {
    background: var(--primary-hover, #a82e1e);
    text-decoration: none;
}

/* ---- Federation diagram ---- */
.federation-diagram {
    background: var(--bg-secondary, #1a1a1a);
    border: 1px solid var(--border-color, #2a2a2a);
    border-radius: var(--border-radius, 8px);
    padding: var(--spacing-lg, 24px);
    margin: var(--spacing-lg, 24px) 0;
    text-align: center;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.85rem;
    line-height: 1.8;
    white-space: pre;
    overflow-x: auto;
    color: var(--text-muted, #8a8078);
}

.federation-diagram .node-label {
    color: var(--primary-color, #cc3c28);
    font-weight: 600;
}

/* ---- Step list (for setup instructions) ---- */
.step-list {
    counter-reset: step;
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-lg, 24px) 0;
}

.step-list li {
    counter-increment: step;
    padding: var(--spacing-md, 16px) var(--spacing-md, 16px) var(--spacing-md, 16px) 48px;
    position: relative;
    margin-bottom: var(--spacing-sm, 8px);
    background: var(--bg-secondary, #1a1a1a);
    border: 1px solid var(--border-color, #2a2a2a);
    border-radius: var(--border-radius, 8px);
}

.step-list li::before {
    content: counter(step);
    position: absolute;
    left: var(--spacing-md, 16px);
    top: var(--spacing-md, 16px);
    width: 22px;
    height: 22px;
    background: var(--primary-color, #cc3c28);
    color: var(--text-light, #ebe1d2);
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ---- Mobile ---- */
@media (max-width: 480px) {
    .public-page {
        padding: var(--spacing-lg, 24px) var(--spacing-md, 16px);
    }

    .public-page h1 {
        font-size: 1.5rem;
    }

    .requirements-grid,
    .feature-grid {
        grid-template-columns: 1fr;
    }
}