.page-layout {
    max-width: 1100px;
    margin: 0 auto;
    padding: 56px 48px 96px;
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 64px;
    align-items: start;
}

.sidebar {
    position: sticky;
    top: 72px;
}

.sidebar-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.sidebar-nav {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sidebar-nav a {
    display: block;
    font-size: 13.5px;
    color: var(--text-secondary);
    padding: 5px 10px;
    border-radius: 5px;
    text-decoration: none;
    transition: color 0.15s, background 0.15s;
}

.sidebar-nav a:hover {
    color: var(--text-primary);
    background: var(--bg-raised);
    text-decoration: none;
}

.sidebar-nav a.active {
    color: var(--yellow);
    background: var(--yellow-bg);
}

.sidebar-section {
    margin-top: 28px;
}

.doc-content {
    min-width: 0;
}

.doc-header {
    margin-bottom: 40px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border-subtle);
}

.doc-breadcrumb {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.doc-breadcrumb a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.15s;
}

.doc-breadcrumb a:hover {
    color: var(--text-secondary);
}

.doc-breadcrumb-sep {
    opacity: 0.4;
}

.doc-title {
    font-size: 36px;
    font-weight: 600;
    letter-spacing: -0.025em;
    color: var(--text-primary);
    line-height: 1.15;
    margin-bottom: 12px;
}

.doc-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 580px;
}

.doc-section {
    margin-bottom: 52px;
}

.doc-section h2 {
    font-size: 20px;
    font-weight: 600;
    letter-spacing: -0.015em;
    color: var(--text-primary);
    margin-bottom: 14px;
    padding-top: 4px;
}

.doc-section h3 {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--text-muted);
    margin-bottom: 12px;
    margin-top: 28px;
}

.doc-section p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 14px;
}

.doc-section p:last-child {
    margin-bottom: 0;
}

.doc-section a {
    color: var(--yellow);
}

.step-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 4px;
}

.step {
    display: grid;
    grid-template-columns: 28px 1fr;
    gap: 16px;
    align-items: start;
}

.step-num {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--yellow-bg);
    border: 1px solid var(--border);
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 500;
    color: var(--yellow-dim);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 1px;
}

.step-body p {
    margin-bottom: 10px;
}

.step-body p:last-child {
    margin-bottom: 0;
}

.step-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.step-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.65;
}

.code-block {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    margin: 16px 0;
}

.code-block-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    border-bottom: 1px solid var(--border-subtle);
}

.code-block-label {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.07em;
}

.code-copy-btn {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    background: none;
    border: none;
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 4px;
    transition: color 0.15s, background 0.15s;
}

.code-copy-btn:hover {
    color: var(--text-secondary);
    background: var(--bg-raised);
}

.code-block pre {
    padding: 16px;
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.7;
    color: var(--text-primary);
    overflow-x: auto;
    margin: 0;
}

.code-block pre .token-comment {
    color: var(--text-muted);
}

.code-block pre .token-key {
    color: var(--yellow);
}

.code-block pre .token-value {
    color: #7ec8a0;
}

.code-block pre .token-string {
    color: #c3a0e8;
}

.callout {
    border-radius: 8px;
    padding: 14px 18px;
    font-size: 14px;
    line-height: 1.65;
    margin: 20px 0;
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.callout-icon {
    flex-shrink: 0;
    font-size: 15px;
    margin-top: 1px;
}

.callout-body {
    color: var(--text-secondary);
}

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

.callout.callout-note {
    background: #0e1520;
    border: 1px solid #1e3a5f;
}

.callout.callout-tip {
    background: var(--yellow-bg);
    border: 1px solid #2e2200;
}

.callout.callout-warning {
    background: #1a0f0a;
    border: 1px solid #3d1f0f;
}

.req-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 14px;
    margin-top: 8px;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.req-table th {
    text-align: left;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    padding: 10px 16px;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border);
}

.req-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    vertical-align: middle;
}

.req-table tr:last-child td {
    border-bottom: none;
}

.req-table td:first-child {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-primary);
    white-space: nowrap;
}

.req-table tbody tr:hover {
    background: var(--bg-raised);
}

.badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 11px;
    padding: 3px 10px;
    border-radius: 6px;
    border: 1px solid var(--border);
    font-weight: 500;
    letter-spacing: 0.02em;
}

.badge-required {
    background: rgba(245, 200, 66, 0.08);
    border-color: rgba(245, 200, 66, 0.25);
    color: var(--yellow-dim);
}

.badge-optional {
    background: var(--bg-raised);
    border-color: var(--border);
    color: var(--text-muted);
}

.next-steps {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 8px;
}

.next-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 18px 20px;
    text-decoration: none;
    transition: border-color 0.15s, background 0.15s;
    display: block;
}

.next-card:hover {
    border-color: #444;
    background: var(--bg-raised);
    text-decoration: none;
}

.next-card-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.next-card-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.next-card-desc {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.5;
}

.doc-divider {
    border: none;
    border-top: 1px solid var(--border-subtle);
    margin: 52px 0;
}

@media (max-width: 860px) {
    .page-layout {
        grid-template-columns: 1fr;
        padding: 32px 20px 64px;
        gap: 0;
    }

    .sidebar {
        position: static;
        margin-bottom: 40px;
        padding-bottom: 32px;
        border-bottom: 1px solid var(--border-subtle);
    }

    .sidebar-nav {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 4px;
    }

    .sidebar-section {
        margin-top: 16px;
    }

    .next-steps {
        grid-template-columns: 1fr;
    }

    .doc-title {
        font-size: 28px;
    }
}