:root {
    color-scheme: light;
    --ink: #222222;
    --muted: #626262;
    --paper: #fbfaf7;
    --surface: #ffffff;
    --line: #d9d5cc;
    --accent: #fe6662;
    --accent-dark: #ab3633;
    --measure: 1120px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--ink);
    background: var(--paper);
    font-family: Arial, Helvetica, sans-serif;
    font-size: 18px;
    line-height: 1.55;
}

.site-header,
main,
footer {
    width: min(calc(100% - 40px), var(--measure));
    margin-inline: auto;
}

.site-header {
    padding-block: 28px;
}

.brand {
    display: inline-block;
}

.brand img {
    display: block;
    width: min(260px, 62vw);
    height: auto;
}

.page-header {
    max-width: 850px;
    padding-block: 72px 58px;
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--accent-dark);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

h1,
h2,
p {
    margin-top: 0;
}

h1 {
    max-width: 780px;
    margin-bottom: 24px;
    font-size: clamp(2.7rem, 8vw, 5.8rem);
    font-weight: 700;
    letter-spacing: -0.055em;
    line-height: 0.94;
}

.standfirst {
    margin-bottom: 20px;
    font-size: clamp(1.25rem, 2.4vw, 1.75rem);
    line-height: 1.35;
}

.page-header > p:not(.eyebrow):not(.standfirst):not(.page-link) {
    max-width: 760px;
    color: var(--muted);
}

.scope-boundary {
    display: grid;
    grid-template-columns: 1fr 1fr;
    margin: 38px 0 30px;
    border-block: 3px solid var(--ink);
    background: var(--surface);
}

.scope-boundary > div {
    padding: 24px;
}

.scope-boundary > div + div {
    border-left: 1px solid var(--line);
}

.scope-boundary h2 {
    margin-bottom: 14px;
    font-size: 1rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.scope-boundary p,
.scope-boundary ul {
    margin-bottom: 0;
}

.scope-boundary ul {
    padding-left: 22px;
}

.scope-boundary li + li {
    margin-top: 5px;
}

.page-link {
    margin: 30px 0 0;
}

.page-link a {
    display: inline-block;
    padding-bottom: 4px;
    color: var(--ink);
    border-bottom: 2px solid var(--accent);
    font-weight: 700;
    text-decoration: none;
}

.page-link a:hover,
.page-link a:focus-visible {
    color: var(--accent-dark);
}

.totals {
    display: flex;
    gap: 16px;
    margin: 34px 0 0;
}

.totals div {
    min-width: 140px;
    padding: 16px 20px;
    border: 1px solid var(--line);
    background: var(--surface);
}

.totals dt {
    color: var(--muted);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.totals dd {
    margin: 2px 0 0;
    font-size: 1.65rem;
    font-weight: 700;
}

.group-index {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    border-block: 1px solid var(--line);
}

.group-index a {
    display: flex;
    min-height: 108px;
    padding: 18px;
    align-items: flex-end;
    justify-content: space-between;
    gap: 12px;
    color: var(--ink);
    border-right: 1px solid var(--line);
    font-size: 0.88rem;
    font-weight: 700;
    line-height: 1.25;
    text-decoration: none;
}

.group-index a:last-child {
    border-right: 0;
}

.group-index a:hover,
.group-index a:focus-visible {
    color: var(--accent-dark);
    background: var(--surface);
}

.group-index span {
    color: var(--muted);
    font-variant-numeric: tabular-nums;
}

.answers {
    border-top: 3px solid var(--ink);
}

.answer {
    display: grid;
    grid-template-columns: 90px minmax(0, 780px);
    gap: 26px;
    padding: 54px 0 62px;
    border-bottom: 1px solid var(--line);
}

.answer-number {
    margin: 6px 0 0;
    color: var(--muted);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.answer h2 {
    margin-bottom: 18px;
    font-size: clamp(1.65rem, 3.4vw, 2.6rem);
    line-height: 1.05;
}

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

.rule-group {
    padding-top: 108px;
    scroll-margin-top: 24px;
}

.rule-group > header {
    display: grid;
    grid-template-columns: 70px 1fr auto;
    gap: 22px;
    padding-bottom: 24px;
    align-items: start;
    border-bottom: 3px solid var(--ink);
}

.rule-group > header > p,
.rule-group > header > strong {
    margin: 6px 0 0;
    color: var(--muted);
    font-size: 0.74rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.rule-group h2 {
    margin-bottom: 5px;
    font-size: clamp(1.65rem, 3.4vw, 2.6rem);
    line-height: 1.05;
}

.rule-group header div p {
    margin: 0;
    color: var(--muted);
}

.rules {
    margin: 0;
    padding: 0;
    list-style: none;
}

.rules li {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 22px;
    padding: 25px 0;
    border-bottom: 1px solid var(--line);
}

.rules b {
    color: var(--accent-dark);
    font-size: 0.82rem;
    letter-spacing: 0.04em;
}

.rule-copy {
    max-width: 800px;
}

.rules span {
    display: block;
}

.word-palette {
    margin: 12px 0 0;
    color: var(--muted);
    font-size: 0.9rem;
}

.word-palette + .word-palette {
    margin-top: 6px;
}

.word-palette strong {
    color: var(--ink);
}

footer {
    display: flex;
    margin-top: 120px;
    padding-block: 34px 70px;
    justify-content: space-between;
    gap: 30px;
    color: var(--muted);
    border-top: 1px solid var(--line);
    font-size: 0.82rem;
}

footer p {
    margin: 0;
}

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

@media (max-width: 820px) {
    .page-header {
        padding-block: 48px;
    }

    .group-index {
        grid-template-columns: 1fr 1fr;
    }

    .group-index a,
    .group-index a:last-child {
        min-height: 80px;
        border-right: 1px solid var(--line);
        border-bottom: 1px solid var(--line);
    }

    .rule-group > header {
        grid-template-columns: 48px 1fr;
    }

    .rule-group > header > strong {
        grid-column: 2;
    }
}

@media (max-width: 560px) {
    body {
        font-size: 16px;
    }

    .scope-boundary {
        grid-template-columns: 1fr;
    }

    .scope-boundary > div + div {
        border-top: 1px solid var(--line);
        border-left: 0;
    }

    .site-header,
    main,
    footer {
        width: min(calc(100% - 28px), var(--measure));
    }

    .totals,
    footer {
        flex-direction: column;
    }

    .group-index {
        grid-template-columns: 1fr;
    }

    .group-index a,
    .group-index a:last-child {
        border-right: 0;
    }

    .answer {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .rules li {
        grid-template-columns: 1fr;
        gap: 7px;
    }
}