/* =========================================================
   1. CSS VARIABLES & RESET
   ========================================================= */
:root {
    /* Palette — dark theme */
    --page-bg: #0d0d0d;
    --header-bg: #1a1a1a;
    --footer-bg: #000000;
    --surface: #141414;
    --surface-2: #1a1a1a;
    --text-primary: #f0f4f5;
    --text-secondary: #a0a8b0;
    --text-muted: #6b7280;
    --accent: #71f3b2;
    --accent-2: #ffffff;
    --accent-warm: #ff6b6b;
    --accent-warm-soft: rgba(255, 107, 107, 0.08);
    --accent-soft: rgba(113, 243, 178, 0.08);
    --accent-softer: rgba(113, 243, 178, 0.04);
    --border: #2a2a32;
    --border-soft: #1f1f24;

    /* Typography */
    --font-heading: 'Archivo Narrow', 'Helvetica Neue', Arial, sans-serif;
    --font-body: 'Source Serif 4', Georgia, 'Times New Roman', serif;
    --font-mono: 'JetBrains Mono', 'SFMono-Regular', Menlo, Consolas, monospace;
    --font-logo: 'Bungee', 'Archivo Narrow', sans-serif;

    /* Sizing */
    --content-width: 720px;
    --wide-width: 960px;
    --section-gap: clamp(3rem, 5vw, 5.5rem);
    --radius-sm: 4px;
    --radius-md: 6px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.4);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.35);
    --shadow-accent: 0 0 24px rgba(113, 243, 178, 0.08);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    padding: 0;
    background: var(--page-bg);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: clamp(1rem, 0.5vw + 0.85rem, 1.125rem);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* =========================================================
   2. GENERAL TYPOGRAPHY
   ========================================================= */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    line-height: 1.15;
    letter-spacing: -0.01em;
    text-align: left;
    margin: 0 0 0.6em 0;
}
h1 {
    font-size: clamp(2rem, 4vw + 0.5rem, 3.75rem);
    font-weight: 700;
    letter-spacing: -0.02em;
}
h2 {
    font-size: clamp(1.5rem, 2.5vw + 0.5rem, 2.5rem);
    font-weight: 700;
    margin-top: 0;
    scroll-margin-top: 2rem;
}
h3 {
    font-size: clamp(1.2rem, 1.5vw + 0.5rem, 1.6rem);
    font-weight: 600;
    margin-top: 2rem;
    scroll-margin-top: 2rem;
}

p {
    margin: 0 0 1.15em 0;
    text-align: left;
    line-height: 1.7;
}

ul, ol {
    margin: 0 0 1.25em 0;
    padding-left: 1.4rem;
    text-align: left;
}
li {
    margin: 0 0 0.55em 0;
    text-align: left;
    line-height: 1.65;
}
li::marker { color: var(--accent); }

strong { color: var(--text-primary); font-weight: 700; }
em { color: var(--text-primary); font-style: italic; }

a {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid rgba(113, 243, 178, 0.3);
    transition: border-color 0.2s ease, color 0.2s ease;
}
a:hover, a:focus {
    color: var(--accent-2);
    border-bottom-color: var(--accent);
}
a:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: 2px;
}

blockquote {
    margin: 1.5em 0;
    padding: 0.25rem 0 0.25rem 1.2rem;
    border-left: 2px solid var(--accent);
    color: var(--text-secondary);
    font-style: italic;
    text-align: left;
}

figure {
    margin: 1.75em auto;
    max-width: 100%;
}
figure img {
    display: block;
    max-width: 100%;
    height: auto;
}
figcaption {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    margin-top: 0.75rem;
    text-align: center;
}

img { max-width: 100%; height: auto; display: block; }

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
    margin: 1rem 0;
}
th, td {
    padding: 0.75rem 0.85rem;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: top;
}
th {
    font-family: var(--font-heading);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.78rem;
    color: var(--accent);
    border-bottom: 2px solid var(--border);
}

/* =========================================================
   3. LAYOUT — MAIN + SECTIONS
   ========================================================= */
main { width: 100%; display: block; }

article { display: block; }

[data-content] {
    max-width: var(--content-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
    padding-top: var(--section-gap);
    padding-bottom: 0;
    position: static;
}

[data-content] > h2:first-child,
[data-content] > h2:first-of-type {
    margin-bottom: 1.5rem;
}

/* =========================================================
   4. COMPONENTS
   ========================================================= */

/* ---- info-box ---- */
.info-box {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    padding: 1.5rem 1.75rem;
    margin-top: 1.75rem;
    margin-bottom: 1.75rem;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    position: relative;
}
.info-box::before {
    content: "INFO";
    position: absolute;
    top: -0.55rem;
    left: 1.5rem;
    background: var(--surface);
    padding: 0 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    color: var(--accent);
}
.info-box p { color: var(--text-primary); margin: 0 0 0.6em 0; text-align: left; }
.info-box p:last-child { margin-bottom: 0; }
.info-box strong { color: var(--accent-2); }

/* ---- callout ---- */
.callout {
    background: var(--surface);
    border-top: 2px solid var(--accent);
    padding: 1.6rem 1.75rem 1.4rem;
    margin-top: 1.75rem;
    margin-bottom: 1.75rem;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-accent), var(--shadow-sm);
    position: relative;
}
.callout::before {
    content: "EDITOR'S NOTE";
    display: block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--accent);
    margin-bottom: 0.75rem;
}
.callout p { color: var(--text-primary); text-align: left; margin-bottom: 0.6em; }
.callout p:last-child { margin-bottom: 0; }
.callout strong { color: var(--accent-2); }

/* ---- key-takeaway ---- */
.key-takeaway {
    border-top: 2px solid var(--accent);
    padding-top: 1.25rem;
    margin-top: 2.25rem;
    margin-bottom: 2.25rem;
    background: transparent;
    box-shadow: none;
    position: relative;
}
.key-takeaway::before {
    content: "◆ KEY TAKEAWAY";
    display: block;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    color: var(--accent);
    margin-bottom: 0.85rem;
}
.key-takeaway p {
    font-family: var(--font-heading);
    font-size: clamp(1.15rem, 1vw + 0.85rem, 1.4rem);
    font-weight: 600;
    line-height: 1.35;
    color: var(--text-primary);
    text-align: left;
    margin: 0;
    letter-spacing: -0.005em;
}

/* ---- fun-fact ---- */
.fun-fact {
    background: var(--surface);
    padding: 1.4rem 1.5rem 1.4rem 1.85rem;
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: var(--radius-sm);
    position: relative;
}
.fun-fact::before {
    content: "";
    position: absolute;
    left: 0.85rem;
    top: 1.5rem;
    bottom: 1.5rem;
    width: 2px;
    background: var(--accent);
}
.fun-fact p { color: var(--text-secondary); text-align: left; margin-bottom: 0.4em; }
.fun-fact p:first-child { margin-bottom: 0.35em; }
.fun-fact p:first-child strong {
    font-family: var(--font-mono);
    font-size: clamp(1.6rem, 2.2vw + 0.5rem, 2.4rem);
    font-weight: 600;
    color: var(--accent);
    line-height: 1;
    display: block;
    letter-spacing: -0.02em;
}
.fun-fact p:last-child {
    margin-bottom: 0;
    font-style: italic;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ---- glossary-term ---- */
.glossary-term {
    display: block;
    background: transparent;
    border-bottom: 1px dashed var(--border);
    padding: 1rem 0 1.1rem 0;
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
}
.glossary-term p {
    display: flex;
    align-items: baseline;
    gap: 0.9rem;
    margin: 0;
    text-align: left;
    flex-wrap: wrap;
    color: var(--text-secondary);
}
.glossary-term p strong {
    font-family: var(--font-mono);
    font-weight: 500;
    color: var(--accent);
    border-bottom: 1px dotted var(--accent);
    padding-bottom: 1px;
    text-decoration: none;
    flex-shrink: 0;
}

/* ---- dos-donts ---- */
.dos-donts {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    margin-top: 1.75rem;
    margin-bottom: 1.75rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.dos-donts > div {
    padding: 1.4rem 1.5rem;
}
.dos-donts > div:first-child {
    border-right: 1px solid var(--border);
    background: linear-gradient(180deg, rgba(113, 243, 178, 0.04), transparent);
}
.dos-donts > div:last-child {
    background: linear-gradient(180deg, rgba(255, 107, 107, 0.04), transparent);
}
.dos-donts > div:first-child p:first-child strong::before {
    content: "✓ ";
    color: var(--accent);
    font-weight: 700;
}
.dos-donts > div:last-child p:first-child strong::before {
    content: "✗ ";
    color: var(--accent-warm);
    font-weight: 700;
}
.dos-donts p {
    color: var(--text-primary);
    text-align: left;
    margin: 0 0 0.65em 0;
}
.dos-donts > div p:first-child {
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.85rem;
    margin-bottom: 0.9rem;
}
.dos-donts > div:first-child p:first-child strong { color: var(--accent); }
.dos-donts > div:last-child p:first-child strong { color: var(--accent-warm); }
.dos-donts ul { padding-left: 1.1rem; margin: 0; }
.dos-donts li { color: var(--text-primary); font-size: 0.95rem; }
.dos-donts > div:first-child li::marker { color: var(--accent); }
.dos-donts > div:last-child li::marker { color: var(--accent-warm); }

/* ---- pre-bet-checklist ---- */
.pre-bet-checklist {
    margin-top: 1.75rem;
    margin-bottom: 1.75rem;
    background: transparent;
    box-shadow: none;
    padding: 0.5rem 0;
}
.pre-bet-checklist p:first-child {
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--accent);
    margin-bottom: 1rem;
    text-align: left;
}
.pre-bet-checklist ul {
    border-left: 2px solid var(--border);
    padding-left: 1.5rem;
    margin: 0;
    list-style: none;
}
.pre-bet-checklist li {
    position: relative;
    padding-left: 1.8rem;
    margin-bottom: 0.85em;
    color: var(--text-primary);
    text-align: left;
}
.pre-bet-checklist li::before {
    content: "☐";
    position: absolute;
    left: -1.5rem;
    top: 0;
    font-family: var(--font-mono);
    color: var(--accent);
    font-size: 1.1rem;
    line-height: 1.5;
    background: var(--page-bg);
    width: 1.5rem;
    text-align: center;
}

/* ---- at-a-glance ---- */
.at-a-glance {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 0;
    margin-top: 1.75rem;
    margin-bottom: 1.75rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.at-a-glance > div {
    padding: 1.4rem 1.25rem;
    border-right: 1px solid var(--border);
    text-align: center;
}
.at-a-glance > div:last-child { border-right: none; }
.at-a-glance p {
    margin: 0;
    text-align: center;
    color: var(--text-secondary);
}
.at-a-glance p:first-child {
    font-family: var(--font-mono);
    font-weight: 600;
    margin-bottom: 0.5rem;
}
.at-a-glance p:first-child strong {
    font-size: clamp(1.4rem, 2vw + 0.5rem, 2rem);
    color: var(--accent);
    line-height: 1.1;
    display: block;
    letter-spacing: -0.02em;
}
.at-a-glance p:last-child {
    font-size: 0.88rem;
    line-height: 1.5;
    color: var(--text-secondary);
}

/* ---- worked-example ---- */
.worked-example {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 1.75rem 1.85rem;
    margin-top: 1.75rem;
    margin-bottom: 1.75rem;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    position: relative;
}
.worked-example::before {
    content: "WORKED EXAMPLE";
    position: absolute;
    top: -0.55rem;
    left: 1.5rem;
    background: var(--surface);
    padding: 0 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--accent);
}
.worked-example p {
    font-family: var(--font-mono);
    font-size: 0.92rem;
    color: var(--text-primary);
    margin: 0 0 0.85em 0;
    padding-bottom: 0.85em;
    border-bottom: 1px dashed var(--border-soft);
    text-align: left;
    line-height: 1.6;
}
.worked-example p:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}
.worked-example strong {
    font-family: var(--font-heading);
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.85rem;
}

/* ---- odds-example ---- */
.odds-example {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 1.5rem 1.75rem 1.6rem;
    margin-top: 1.75rem;
    margin-bottom: 1.75rem;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    position: relative;
}
.odds-example::before {
    content: "ODDS";
    position: absolute;
    top: -0.55rem;
    left: 1.5rem;
    background: var(--surface);
    padding: 0 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--accent);
}
.odds-example table {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}
.odds-example th {
    color: var(--accent);
    font-family: var(--font-heading);
    border-bottom: 1px solid var(--border);
}
.odds-example td { color: var(--text-primary); }
.odds-example p {
    text-align: center;
    font-family: var(--font-mono);
    margin: 1rem 0 0 0;
    padding-top: 1rem;
    border-top: 1px dashed var(--border);
    color: var(--text-primary);
}
.odds-example p strong {
    display: block;
    font-size: clamp(1rem, 1vw + 0.6rem, 1.15rem);
    color: var(--accent);
    line-height: 1.5;
    letter-spacing: 0;
}

/* ---- comparison ---- */
.comparison {
    margin-top: 1.75rem;
    margin-bottom: 1.75rem;
    overflow-x: auto;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
}
.comparison table {
    margin: 0;
    font-size: 0.9rem;
}
.comparison th {
    background: var(--surface-2);
    padding: 0.95rem 1rem;
    font-size: 0.75rem;
    color: var(--accent);
    border-bottom: 1px solid var(--border);
}
.comparison th:first-child { color: var(--text-secondary); }
.comparison td {
    color: var(--text-primary);
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--border-soft);
    vertical-align: top;
    text-align: left;
}
.comparison td:first-child {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.78rem;
    letter-spacing: 0.05em;
    background: var(--surface-2);
}
.comparison tbody tr:last-child td { border-bottom: none; }

/* ---- tldr ---- */
.tldr {
    max-width: var(--content-width);
    margin-left: auto;
    margin-right: auto;
    margin-top: var(--section-gap);
    margin-bottom: 0;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
    position: static;
}
.tldr > div,
.tldr-inner {
    background: var(--surface);
    border-left: 3px solid var(--accent);
    padding: 1.65rem 1.85rem;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
}
.tldr h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.1rem, 0.8vw + 0.85rem, 1.25rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent);
    margin: 0 0 1rem 0;
    background: var(--surface);
    border-left: 3px solid var(--accent);
    padding: 1.4rem 1.85rem 0.5rem;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    box-shadow: var(--shadow-sm);
}
.tldr h2 + ul {
    background: var(--surface);
    border-left: 3px solid var(--accent);
    padding: 0 1.85rem 1.65rem 3.25rem;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    margin: -2px 0 0 0;
    box-shadow: var(--shadow-sm);
    list-style: none;
}
.tldr h2 + ul li {
    position: relative;
    padding-left: 0;
    color: var(--text-primary);
    text-align: left;
    margin-bottom: 0.7em;
}
.tldr h2 + ul li::before {
    content: "→";
    position: absolute;
    left: -1.5rem;
    color: var(--accent);
    font-family: var(--font-mono);
    font-weight: 700;
}

/* ---- section-bridge ---- */
.section-bridge {
    text-align: center;
    margin: 2.5rem auto;
    max-width: 560px;
    position: relative;
    padding: 1.5rem 1rem;
}
.section-bridge p {
    text-align: center;
    font-style: italic;
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.6;
    position: relative;
    padding: 0 2rem;
}
.section-bridge::before,
.section-bridge::after {
    content: "§";
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    letter-spacing: 0.2em;
    opacity: 0.7;
}
.section-bridge::before { left: 0; }
.section-bridge::after { right: 0; }

/* ---- author-bio ---- */
.author-bio {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    max-width: var(--content-width);
    margin-left: auto;
    margin-right: auto;
    padding: 1rem 1.5rem 0.5rem;
    border-top: 1px solid var(--border);
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-top: var(--section-gap);
    margin-bottom: 0;
}

/* =========================================================
   5. HERO
   ========================================================= */
/* hero overrides [data-content] defaults — full-bleed band */
section[data-content="hero"].hero,
.hero {
    max-width: none;
    width: 100vw;
    margin-right: calc(50% - 50vw);
    padding-top: clamp(3rem, 6vw, 5rem);
    padding-right: 1.5rem;
    padding-bottom: clamp(4rem, 7vw, 6rem);
    padding-left: 1.5rem;
    background: var(--header-bg);
    background-image:
        radial-gradient(circle at 30% 20%, rgba(113, 243, 178, 0.06), transparent 60%);
    text-align: center;
    position: relative;
    overflow: hidden;
}
.hero::after {
    /* smooth blend into page-bg */
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: 0;
    height: 80px;
    background: linear-gradient(180deg, transparent, var(--page-bg));
    pointer-events: none;
    z-index: 0;
}
.hero > * {
    position: relative;
    z-index: 1;
}
.hero-eyebrow {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    color: var(--accent);
    margin: 0 auto 1.5rem;
    text-align: center;
    padding: 0.35rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: rgba(113, 243, 178, 0.04);
}
.hero h1 {
    max-width: 920px;
    margin: 0 auto 1.25rem;
    text-align: center;
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.08;
    color: var(--text-primary);
}
.hero-byline {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-secondary);
    margin: 0 auto 0.85rem;
    text-align: center;
}
.hero-byline strong { color: var(--accent); font-weight: 500; }
.hero-meta {
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    flex-wrap: wrap;
    justify-content: center;
    margin: 0 auto;
    text-align: center;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-secondary);
}
.hero-meta .sep {
    color: var(--border);
}

/* =========================================================
   6. HEADER (top of page)
   ========================================================= */
.site-header {
    background: var(--header-bg);
    border-bottom: 1px solid var(--border);
    padding: 0.9rem 1.5rem;
    width: 100%;
    position: static;
}
.site-header-inner {
    max-width: var(--wide-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}
.site-logo {
    display: inline-flex;
    align-items: center;
    border: none;
    line-height: 0;
}
.site-logo img {
    height: 34px;
    width: auto;
    display: block;
}
.site-logo:hover { border: none; }
.header-meta {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
}
.header-trust {
    color: var(--text-secondary);
}
.header-date-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.3rem 0.7rem;
    background: rgba(113, 243, 178, 0.06);
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--accent);
}

/* =========================================================
   7. TABLE OF CONTENTS (horizontal compact)
   ========================================================= */
.toc {
    max-width: var(--wide-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
    padding-top: var(--section-gap);
    padding-bottom: 0;
}
.toc-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: var(--accent);
    margin-bottom: 1rem;
    text-align: left;
}
.toc ul,
.toc-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 0.6rem;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
}
.toc-list > li {
    margin: 0;
}
.toc-list a {
    display: inline-block;
    padding: 0.4rem 0.85rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-primary);
    letter-spacing: 0.01em;
    text-decoration: none;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.toc-list a:hover,
.toc-list a:focus {
    background: var(--accent-soft);
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-1px);
}
.toc-list ul { display: none; }

/* =========================================================
   8. FAQ — <details>/<summary>
   ========================================================= */
[data-content="faq"] > div {
    margin-top: 1rem;
}
details {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 0.75rem;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: border-color 0.25s ease;
}
details[open] { border-color: var(--accent); }
summary {
    cursor: pointer;
    padding: 1.05rem 3rem 1.05rem 1.5rem;
    font-family: var(--font-heading);
    font-size: 1.02rem;
    font-weight: 600;
    color: var(--text-primary);
    list-style: none;
    position: relative;
    user-select: none;
    line-height: 1.4;
}
summary::-webkit-details-marker { display: none; }
summary::after {
    content: "+";
    position: absolute;
    right: 1.4rem;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-mono);
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--accent);
    transition: transform 0.3s ease;
    line-height: 1;
}
details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
summary:hover { color: var(--accent); }

details > div {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    padding: 0 1.5rem;
    transition: max-height 0.35s ease, opacity 0.3s ease, padding 0.3s ease;
}
details[open] > div {
    max-height: 600px;
    opacity: 1;
    padding: 0 1.5rem 1.2rem;
}
details > div p {
    margin: 0 0 0.8em 0;
    color: var(--text-secondary);
    text-align: left;
    line-height: 1.65;
}
details > div p:last-child { margin-bottom: 0; }

/* =========================================================
   9. FOOTER
   ========================================================= */
.site-footer {
    background: var(--footer-bg);
    color: var(--text-secondary);
    padding: 3rem 1.5rem 1.25rem;
    margin-top: calc(var(--section-gap) * 1.4);
    font-size: 0.82rem;
    line-height: 1.55;
    border-top: 1px solid var(--border);
}
.footer-inner {
    max-width: var(--wide-width);
    margin: 0 auto;
}
.footer-cols {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-bottom: 2.5rem;
}
.footer-col h4 {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--accent);
    margin: 0 0 0.9rem 0;
    font-weight: 600;
}
.footer-col p {
    color: var(--text-secondary);
    font-size: 0.78rem;
    line-height: 1.55;
    margin: 0 0 0.7em 0;
    text-align: left;
}
.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-col li {
    margin-bottom: 0.4em;
    font-size: 0.78rem;
}
.footer-col a {
    color: var(--text-secondary);
    border: none;
    text-decoration: none;
    transition: color 0.2s ease;
}
.footer-col a:hover,
.footer-col a:focus { color: var(--accent); border: none; }
.footer-bottom {
    border-top: 1px solid var(--border-soft);
    padding-top: 1.25rem;
    text-align: left;
    color: var(--text-muted);
    font-size: 0.75rem;
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}
.footer-bottom p { margin: 0; color: var(--text-muted); text-align: left; font-size: 0.75rem; }

/* email obfuscation utility */
.email-obf {
    direction: rtl;
    unicode-bidi: bidi-override;
}

/* =========================================================
  10. RESPONSIVE
   ========================================================= */
@media (max-width: 900px) {
    .footer-cols {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.75rem;
    }
}
@media (max-width: 768px) {
    [data-content],
    .toc,
    .tldr,
    .author-bio,
    .site-footer,
    .site-header { padding-left: 1rem; padding-right: 1rem; }

    .dos-donts {
        grid-template-columns: 1fr;
    }
    .dos-donts > div:first-child {
        border-right: none;
        border-bottom: 1px solid var(--border);
    }
    .at-a-glance {
        grid-template-columns: 1fr;
    }
    .at-a-glance > div {
        border-right: none;
        border-bottom: 1px solid var(--border);
    }
    .at-a-glance > div:last-child { border-bottom: none; }
    .glossary-term p { flex-direction: column; gap: 0.4rem; align-items: flex-start; }
    .comparison { font-size: 0.85rem; }
    .comparison th, .comparison td { padding: 0.65rem 0.6rem; }
    .site-header-inner { gap: 0.6rem; }
    .header-meta { width: 100%; justify-content: flex-end; gap: 0.65rem; }
    .footer-bottom { flex-direction: column; }
}
@media (max-width: 560px) {
    .footer-cols {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    .site-logo img { height: 30px; }
    .hero-meta { gap: 0.5rem; flex-direction: column; }
    .hero-meta .sep { display: none; }
    .section-bridge p { padding: 0 1.5rem; font-size: 0.88rem; }
}
@media (max-width: 480px) {
    .toc-list a { font-size: 0.78rem; padding: 0.35rem 0.7rem; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
}

/* =========================================
   UNIVERSAL DESKTOP & MOBILE MENU + LOGO
   ========================================= */

/* Header Base */
.site-header {
    background-color: var(--color-bg, #121212);
    border-bottom: 1px solid var(--color-border, #333333);
    position: sticky;
    top: 0;
    z-index: 100;
}

/* Mobile defaults for navigation bar */
.top-navigation-bar {
    width: 100%;
    margin: 0 auto;
    padding: 15px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo Fixes */
.site-logo {
    min-width: 180px;
    margin: 0;
}

.site-logo img {
    max-height: 50px !important;
    max-width: none !important;
    width: auto !important; 
    display: block;
    transition: transform 0.2s ease;
}

.site-logo img:hover {
    transform: scale(1.02);
}

/* Desktop Menu */
.site-nav--desktop {
    display: none; 
}

/* Desktop Grid Layout: Logo left, Menu center */
@media (min-width: 1024px) {
    .top-navigation-bar {
        max-width: 100%;
        padding: 15px 40px; 
        display: flex; 
        justify-content: space-between;
        align-items: center;
        gap: 30px;
    }
    
    .site-nav--desktop {
        display: block;
        flex: 1; 
        min-width: 0; 
    }

    .mobile-controls {
        display: none; 
    }
    
    .site-nav--desktop ul {
        display: flex;
        flex-wrap: wrap; 
        justify-content: flex-end; 
        gap: 15px 25px; 
        list-style: none;
        margin: 0;
        padding: 0;
    }
    
    .site-nav--desktop a {
        text-decoration: none;
        color: var(--color-text, #ffffff);
        font-family: var(--font-body, sans-serif);
        font-weight: 500;
        font-size: 14px; 
        transition: color 0.2s ease;
        white-space: normal !important;
        line-height: 1.2;
    }
    
    .site-nav--desktop a:hover {
        color: var(--color-accent, #eab308);
    }
}

/* Mobile Burger Button */
.burger {
    background: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 5px;
    z-index: 1000;
}

.burger span {
    display: block;
    width: 28px;
    height: 3px;
    background-color: var(--color-text, #ffffff);
    transition: transform 0.3s ease, opacity 0.3s ease;
    border-radius: 2px;
}

/* Burger Animation to X */
.burger.is-active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}
.burger.is-active span:nth-child(2) {
    opacity: 0;
}
.burger.is-active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Mobile Menu Slider */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%; 
    width: 85%;
    max-width: 400px;
    height: 100vh;
    background-color: var(--color-bg, #121212);
    box-shadow: -5px 0 20px rgba(0,0,0,0.5);
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 99999;
    overflow-y: auto;
    padding: 60px 30px;
}

.mobile-menu.is-open {
    right: 0; 
}

.mobile-menu__close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: transparent;
    border: none;
    font-size: 36px;
    line-height: 1;
    color: var(--color-text, #ffffff);
    cursor: pointer;
    transition: color 0.2s ease;
}

.mobile-menu__close:hover {
    color: var(--color-accent, #eab308);
}

.menu-mobile {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.menu-mobile a {
    text-decoration: none;
    color: var(--color-text, #ffffff);
    font-size: 20px;
    font-family: var(--font-display, sans-serif);
    font-weight: 600;
    display: block;
    transition: color 0.2s ease, padding-left 0.2s ease;
}

.menu-mobile a:hover {
    color: var(--color-accent, #eab308);
    padding-left: 10px; 
}

/* Overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(3px); 
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s;
    z-index: 99998;
}

.mobile-menu-overlay.is-active {
    opacity: 1;
    visibility: visible;
}

.sitemap-main{
  max-width: 900px;
  margin: 0 auto;
  padding: 24px;
}

.sitemap-title{
  margin: 0 0 8px;
  text-align: center;
}

.sitemap-subtitle{
  margin: 0 0 24px;
  text-align: center;
  opacity: 0.75;
}

.sitemap-list{
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.sitemap-link{
  display: block;
  padding: 12px 14px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  text-decoration: none;
}

.sitemap-link:hover{
  border-color: rgba(255,255,255,0.2);
}

/* ===== Universal hub (NO body_class needed) ===== */

main.hub-children-main{
  padding-bottom: 48px;
}

/* Article wrapper */
main.hub-children-main .hub-children-article{
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 16px;
  padding-right: 16px;
}

/* Header */
main.hub-children-main .hub-children-header{
  text-align: center;
  margin-top: 24px;
  margin-bottom: 24px;
}

main.hub-children-main .hub-children-title{
  margin: 0 0 10px;
}

main.hub-children-main .hub-children-intro{
  max-width: 900px;
  margin: 0 auto;
  opacity: .9;
}

/* Grid */
main.hub-children-main .hub-children-grid{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
  margin-top: 12px;
}

/* Card */
main.hub-children-main .hub-children-card{
  display: block;
  text-decoration: none;
}

main.hub-children-main .hub-children-card__media{
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  background: rgba(255,255,255,0.06);
  box-shadow: 0 10px 28px rgba(0,0,0,.18);
  transition: transform .22s ease, box-shadow .22s ease;
}

main.hub-children-main .hub-children-card:hover .hub-children-card__media{
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,.28);
}

/* Image */
main.hub-children-main .hub-children-card__img{
  width: 100%;
  aspect-ratio: 16 / 9;
  background-size: cover;
  background-position: center;
}

/* Overlay */
main.hub-children-main .hub-children-card__overlay{
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0,0,0,0.08) 0%,
    rgba(0,0,0,0.42) 55%,
    rgba(0,0,0,0.70) 100%
  );
}

/* Text */
main.hub-children-main .hub-children-card__content{
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 16px;
}

main.hub-children-main .hub-children-card__title{
  margin: 0;
  font-size: 18px;
  line-height: 1.25;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 6px 18px rgba(0,0,0,.55);
}

/* Responsive */
@media (max-width: 1024px){
  main.hub-children-main .hub-children-grid{
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (max-width: 640px){
  main.hub-children-main .hub-children-grid{
    grid-template-columns: 1fr;
  }
}

.home main > *:not([data-content="hero"]):not(.cl-header):not(header):not(.cl-hero),
.home main article > *:not([data-content="hero"]):not(.cl-header):not(header):not(.cl-hero) {
    max-width: var(--content-max-width, 940px) !important;
    margin-left: auto !important;
    margin-right: auto !important;
    padding-left: 1rem !important;
    padding-right: 1rem !important;
    box-sizing: border-box !important;
}

.home main iframe,
.home main article iframe {
    max-width: 100% !important;
    margin-left: auto !important;
    margin-right: auto !important;
    transform: none !important;
    width: 100% !important;
}

/* ===== ХЛЕБНЫЕ КРОШКИ (BREADCRUMBS) - LIGHT & DARK ===== */

/* БАЗОВАЯ (СВЕТЛАЯ) ТЕМА */
#crumbs {
    padding: 10px 0;
    margin-bottom: 20px;
    font-size: 14px;
    color: #64748b; 
    text-align: center; 
}

#crumbs a {
    text-decoration: none;
    color: #475569; 
    transition: color 0.2s ease;
}

#crumbs a:hover {
    color: #2563eb; 
    text-decoration: underline;
}

#crumbs .current {
    font-weight: 600;
    color: #0f172a; 
}

/* ТЕМНАЯ ТЕМА (Автоматическое переключение) */
@media (prefers-color-scheme: dark) {
    #crumbs {
        color: rgba(255, 255, 255, 0.5); 
    }

    #crumbs a {
        color: rgba(255, 255, 255, 0.7); 
    }

    #crumbs a:hover {
        color: #ffffff; 
    }

    #crumbs .current {
        color: #ffffff; 
    }
}

/* =========================================
   СТИЛИ ДЛЯ ОГЛАВЛЕНИЯ (TOC) - LIGHT & DARK
   ========================================= */

/* БАЗОВАЯ (СВЕТЛАЯ) ТЕМА */
.toc-card {
    background: #f8fafc; 
    border: 1px solid #e2e8f0; 
    border-radius: 10px;
    padding: 25px 30px;
    margin: 40px 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}

.toc-card h2 {
    margin-top: 0;
    margin-bottom: 20px;
    font-size: 24px;
    color: #1e293b; 
    border-bottom: 1px solid #e2e8f0;
    padding-bottom: 15px;
}

.toc-columns {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toc-group a {
    color: #475569 !important; 
    text-decoration: none;
    font-size: 16px;
    line-height: 1.5;
    transition: color 0.2s ease, transform 0.2s ease;
    display: inline-block;
}

.toc-group a:hover {
    color: #2563eb !important; 
    transform: translateX(4px);
}

/* Две колонки на компьютерах */
@media (min-width: 768px) {
    .toc-columns {
        display: grid;
        grid-template-columns: 1fr 1fr;
        column-gap: 40px;
    }
}

/* ТЕМНАЯ ТЕМА */
@media (prefers-color-scheme: dark) {
    .toc-card {
        background: #1a1a1f;
        border-color: #2d2d35;
        box-shadow: none;
    }

    .toc-card h2 {
        color: #ffffff;
        border-bottom-color: #2d2d35;
    }

    .toc-group a {
        color: #a0a0b0 !important; 
    }

    .toc-group a:hover {
        color: #ffffff !important; 
    }
}

/* =========================================
   CUSTOM USER STYLES (AUTOMATIC INJECTION)
   ========================================= */

/* Grid for child pages */
.child-pages-small-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
@media (max-width: 768px) {
    .child-pages-small-grid {
        grid-template-columns: 1fr;
    }
}

/* Universal Image Scaling & Styling */
.cl-hero img,
.content-article img,
img.article-image,
img.wp-post-image {
    max-width: 100%;
    width: 100%;
    height: auto !important;
    object-fit: cover;
    border-radius: 8px;
    display: block;
    margin: 0 auto;
}

section[data-content="hero"],
.cl-hero,
.hero {
    margin-left: auto !important;
    margin-right: auto !important;
    max-width: var(--content-max-width, 940px) !important;
    box-sizing: border-box !important;
}