main {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 1.5rem 4rem;
}

.top-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    margin-bottom: 1rem;
}
.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    text-decoration: none;
    color: var(--fg);
}
.brand img { width: 32px; height: 32px; border-radius: 50%; background: #fff; padding: 3px; }
.brand-name { font-weight: 800; font-size: 1.2rem; letter-spacing: -0.02em; }
.nav-actions { display: flex; gap: 0.5rem; align-items: center; }
.nav-actions .btn { padding: 0.6rem 1.1rem; font-size: 0.9rem; }

.doc-head { margin: 2rem 0 2.5rem; }
.doc-head h1 {
    font-size: clamp(1.85rem, 5vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 0.5rem;
}
.doc-head .updated {
    color: var(--muted);
    font-size: 0.85rem;
}

.doc-body {
    line-height: 1.7;
    font-size: 0.96rem;
    color: var(--fg);
}
.doc-body h2 {
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin: 2.25rem 0 0.75rem;
}
.doc-body p {
    color: rgba(245,245,244,0.85);
    margin-bottom: 1rem;
}
.doc-body ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 1rem;
}
.doc-body li {
    position: relative;
    padding-left: 1.4rem;
    margin-bottom: 0.5rem;
    color: rgba(245,245,244,0.85);
}
.doc-body li::before {
    content: '';
    position: absolute;
    left: 0; top: 0.65rem;
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.7;
}
.doc-body a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

.key-callout {
    background: rgba(248,184,3,0.07);
    border: 1px solid rgba(248,184,3,0.3);
    border-radius: 14px;
    padding: 1.2rem 1.4rem;
    margin: 1.5rem 0;
}
.key-callout strong { color: var(--accent); font-weight: 800; display: block; margin-bottom: 0.4rem; }
.key-callout p { margin: 0; color: var(--fg); }

.doc-foot {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    font-size: 0.85rem;
    color: var(--muted);
}