/* Root tokens (tweak to match site theme) */
:root {
    --bg: #ffffff;
    --ink: #1a1a1a;
    --muted: #62666c;
    --border: #e8e9ee;
    --brand: var(--branColor);

    --brand-ink: #0a5ac0;
    --card: #f8fafc;
    --radius: 14px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--ink);
    background: var(--bg);
    font: 16px/1.65 system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
}



/* Header */
.site-header {
    padding-top: 90px;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(180deg, #ffffff 0%, #fbfcff 100%);
}

.site-header .brand {
    display: inline-block;
    margin-top: 18px;
    margin-bottom: 6px;
    padding: 6px 12px;
    background: var(--brand);
    color: #fff;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 0.2px;
}

.page-title {
    margin: 0.25rem 0 0;
    font-size: clamp(1.6rem, 1.1rem + 2vw, 2.4rem);
    letter-spacing: -0.2px;
}

.page-subtitle {
    margin: 8px 0 20px;
    color: var(--muted);
}

/* Layout: TOC + Content */
.layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 28px;
    padding-block: 28px;
}

@media (max-width: 980px) {
    .layout {
        grid-template-columns: 1fr;
    }

    .toc {
        display: none;
    }
}

/* TOC */
.toc {
    position: relative;
}

.toc-card {
    position: sticky;
    top: 80px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: #fff;
    padding: 18px 16px;

    overflow-y: scroll;
}

.toc-card h2 {
    margin: 0 0 10px;
    font-size: 1rem;
    letter-spacing: 0.3px;
    color: var(--muted);
    text-transform: uppercase;
}

.toc-card ol {
    list-style: none;
    padding: 0;
    margin: 0;
}

.toc-card li+li {
    margin-top: 6px;
}

.toc-card a {
    display: block;
    padding: 8px 10px;
    border-radius: 10px;
    color: var(--ink);
    text-decoration: none;
    border: 1px solid transparent;
}

.toc-card a:hover,
.toc-card a:focus {
    outline: none;
    border-color: var(--border);
    background: var(--card);
}

/* Content */
.content {
    min-width: 0;
}

.card {
    border: 1px solid var(--border);
    background: #fff;
    border-radius: var(--radius);
    padding: clamp(16px, 2vw, 26px);
    box-shadow: 0 1px 0 rgba(10, 30, 66, 0.03);
}

.card+.card {
    margin-top: 18px;
}

.card h2 {
    margin-top: 0;
    font-size: clamp(1.15rem, 1rem + 0.6vw, 1.35rem);
}

.card p,
.card li {
    color: #2a2f36;
}

.card ul {
    padding-left: 18px;
}

a {
    color: var(--brand-ink);
}

a:hover {
    color: var(--brand);
}

/* Footer */
.legal-footer {
    text-align: center;
    color: var(--muted);
    margin: 28px 0 10px;
}

/* Print */
@media print {
    .toc {
        display: none;
    }

    .site-header,
    .legal-footer {
        border: 0;
        background: none;
    }

    .card {
        box-shadow: none;
        border: 0;
        padding: 0;
    }

    .card+.card {
        margin-top: 16px;
    }
}