.site-wrapper-reveal {
    color-scheme: light;
    --ink: #1b2936;
    --muted: #586879;
    --navy: #153a5b;
    --blue: #216ca5;
    --blue-light: #9fc6e3;
    --blue-dark: #174f7d;
    --shadow: 0 4px 14px rgba(20, 45, 65, .12);
    --border: #d7e0e8;
    --surface: #f3f7fa;
    --paper: #ffffff;
    --soft-blue: #eef6fb;
    --code-bg: #f2f5f8;
    color: var(--ink);
    font-family: Arial, sans-serif;
    line-height: 1.7;
}

    /* Skip link */
    .site-wrapper-reveal .skip-link {
        position: absolute;
        left: -9999px;
        top: 0;
        background: white;
        color: var(--navy);
        padding: .75rem 1rem;
        z-index: 10;
    }

        .site-wrapper-reveal .skip-link:focus {
            left: 1rem;
            top: 1rem;
        }

    /* Header */
    .site-wrapper-reveal .site-top {
        background: var(--navy);
        color: white;
        padding: 1.05rem 1.25rem;
    }

    .site-wrapper-reveal .site-top-inner {
        max-width: 1040px;
        margin: 0 auto;
        display: flex;
        gap: .75rem;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
    }

    .site-wrapper-reveal .brand {
        font-weight: 750;
        letter-spacing: .02em;
    }

    .site-wrapper-reveal .site-top small {
        color: #d9e6f0;
    }

    /* Main content */
    .site-wrapper-reveal main {
        max-width: 1040px;
        margin: 2rem auto 3rem;
        padding: 0 1rem;
    }

    /* Article container */
    .site-wrapper-reveal article.article-content {
        background: var(--paper);
        border: 1px solid var(--border);
        border-radius: 16px;
        padding: clamp(1.25rem, 4vw, 3.5rem);
        box-shadow: 0 8px 28px rgba(20, 45, 65, .06);
    }

    /* Headings */
    .site-wrapper-reveal h1,
    .site-wrapper-reveal h2,
    .site-wrapper-reveal h3,
    .site-wrapper-reveal h4 {
        line-height: 1.25;
        color: var(--navy);
        scroll-margin-top: 1rem;
    }

    .site-wrapper-reveal h1 {
        font-size: clamp(2rem, 5vw, 3rem);
        letter-spacing: -.035em;
        margin: 0 0 1.25rem;
    }

    .site-wrapper-reveal h2 {
        font-size: clamp(1.45rem, 3.3vw, 2rem);
        margin: 2.8rem 0 1rem;
        padding-bottom: .45rem;
        border-bottom: 1px solid var(--border);
    }

    .site-wrapper-reveal h3 {
        font-size: clamp(1.15rem, 2.6vw, 1.4rem);
        margin: 1.8rem 0 .7rem;
    }

    .site-wrapper-reveal h4 {
        font-size: 1.05rem;
        margin: 1.35rem 0 .5rem;
    }

    /* Paragraphs and lists */
    .site-wrapper-reveal p {
        margin: .8rem 0 1rem;
    }

    .site-wrapper-reveal li {
        margin: .28rem 0;
    }

    .site-wrapper-reveal ul,
    .site-wrapper-reveal ol {
        padding-left: 1.5rem;
    }

    /* Table of contents */
    .site-wrapper-reveal .toc {
        border: 1px solid #ccdfed;
        background: var(--soft-blue);
        border-radius: 12px;
        padding: 1rem 1.25rem;
        margin: 1.6rem 0 2rem;
    }

        .site-wrapper-reveal .toc h3 {
            margin-top: .2rem;
        }

        .site-wrapper-reveal .toc ul {
            columns: 2;
            column-gap: 2.2rem;
            padding-left: 1.15rem;
        }

        .site-wrapper-reveal .toc li {
            break-inside: avoid;
            margin: .28rem 0;
            font-size: .95rem;
        }

    /* Blockquotes */
    .site-wrapper-reveal blockquote {
        border-left: 4px solid var(--blue);
        padding: .6rem 1rem;
        margin: 1.4rem 0;
        background: #f6f9fc;
        color: #2c3e50;
    }

    .site-wrapper-reveal .quick-answer {
        border-left-width: 5px;
        background: var(--soft-blue);
        padding: 1rem 1.2rem;
        border-radius: 0 10px 10px 0;
    }

    /* Tables */
    .site-wrapper-reveal table {
        border-collapse: collapse;
        width: 100%;
        min-width: 560px;
        font-size: .94rem;
        line-height: 1.55;
    }

    .site-wrapper-reveal .table-wrap {
        width: 100%;
        overflow-x: auto;
        margin: 1.3rem 0 1.6rem;
        border: 1px solid var(--border);
        border-radius: 9px;
    }

    .site-wrapper-reveal th,
    .site-wrapper-reveal td {
        border-bottom: 1px solid var(--border);
        padding: .75rem .85rem;
        text-align: left;
        vertical-align: top;
    }

    .site-wrapper-reveal thead th {
        background: #edf3f7;
        color: #173b5b;
        font-weight: 700;
    }

    .site-wrapper-reveal tbody tr:nth-child(even) {
        background: #fafcfd;
    }

    .site-wrapper-reveal tbody tr:last-child td {
        border-bottom: 0;
    }

    /* Code blocks */
    .site-wrapper-reveal code,
    .site-wrapper-reveal pre {
        font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    }

    .site-wrapper-reveal code {
        background: var(--code-bg);
        padding: .12rem .3rem;
        border-radius: 4px;
        font-size: .9em;
        overflow-wrap: anywhere;
    }

    .site-wrapper-reveal pre {
        background: #101d2a;
        color: #eef5fa;
        padding: 1rem;
        border-radius: 10px;
        overflow-x: auto;
        line-height: 1.5;
    }

        .site-wrapper-reveal pre code {
            background: transparent;
            color: inherit;
            padding: 0;
        }

    /* Dividers */
    .site-wrapper-reveal hr {
        border: 0;
        border-top: 1px solid var(--border);
        margin: 2rem 0;
    }

    .site-wrapper-reveal .conclusion-heading {
        margin-top: 3.2rem;
    }

    /* Footer */
    .site-wrapper-reveal .page-footer {
        max-width: 1040px;
        margin: 0 auto 2rem;
        padding: 0 1.25rem;
        color: var(--muted);
        font-size: .9rem;
    }

        .site-wrapper-reveal .page-footer p {
            margin: .35rem 0;
        }

/* Responsive styles */
@media (max-width: 680px) {
    .site-wrapper-reveal {
        font-size: 16px;
    }

        .site-wrapper-reveal main {
            margin: 1rem auto 1.5rem;
            padding: 0 .55rem;
        }

        .site-wrapper-reveal article.article-content {
            border-radius: 10px;
            padding: 1.1rem;
        }

        .site-wrapper-reveal .toc ul {
            columns: 1;
        }

        .site-wrapper-reveal h2 {
            margin-top: 2.15rem;
        }

        .site-wrapper-reveal th,
        .site-wrapper-reveal td {
            padding: .6rem;
        }
}

/* Respect reduced-motion preferences */
@media (prefers-reduced-motion: reduce) {
    .site-wrapper-reveal {
        scroll-behavior: auto;
    }

        .site-wrapper-reveal *,
        .site-wrapper-reveal *::before,
        .site-wrapper-reveal *::after {
            transition: none !important;
            animation: none !important;
        }
}

/* Print styles */
@media print {
    .site-wrapper-reveal {
        background: white;
        color: black;
        font-size: 11pt;
    }

        .site-wrapper-reveal .site-top,
        .site-wrapper-reveal .page-footer,
        .site-wrapper-reveal .skip-link {
            display: none !important;
        }

        .site-wrapper-reveal main {
            margin: 0;
            padding: 0;
            max-width: none;
        }

        .site-wrapper-reveal article.article-content {
            border: 0;
            box-shadow: none;
            padding: 0;
        }

        .site-wrapper-reveal a {
            color: inherit;
            text-decoration: underline;
        }

        .site-wrapper-reveal .toc ul {
            columns: 2;
        }
}