:root {
    --site-black: #111111;
    --site-text: #1a1a1a;
    --site-muted: #5c5c5c;
    --site-border: #d9d9d9;
    --site-border-strong: #222222;
    --site-bg: #f7f7f7;
    --site-panel: #ffffff;
    --site-focus: #222222;
    --site-success: #1f1f1f;
    --site-error: #111111;
    --site-max: 960px;
}

* {
    box-sizing: border-box;
}

/* Skip-to-content link — visually hidden until focused by keyboard users */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    z-index: 9999;
    padding: 12px 20px;
    background: #0b0c0c;
    color: #ffffff;
    font-weight: 700;
    text-decoration: none;
    white-space: nowrap;
}

.skip-link:focus {
    top: 0;
}

/* Noscript navigation — displayed only when JavaScript is disabled */
.noscript-nav {
    background: #0b0c0c;
    padding: 8px 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.noscript-nav a {
    color: #ffffff;
    text-decoration: underline;
    font-size: 14px;
}

[x-cloak] {
    display: none !important;
}

html {
    background: var(--site-bg);
}

body {
    margin: 0;
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    color: var(--site-text);
    background: var(--site-bg);
    line-height: 1.55;
}

a {
    color: #1d70b8;
}

a:hover {
    color: #003078;
}

a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 3px solid var(--site-focus);
    outline-offset: 2px;
}

.site-header {
    background: #ffffff;
    color: var(--site-black);
    border-bottom: 2px solid var(--site-black);
}

.site-header__inner,
.site-footer__inner,
.site-main,
.site-breadcrumbs {
    width: min(calc(100% - 32px), var(--site-max));
    margin: 0 auto;
}

.site-header__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 16px 0;
}

.site-header__brand {
    width: 100%;
    text-align: left;
}

.site-brand {
    color: var(--site-black);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: 0.01em;
}

.site-tagline {
    margin: 4px 0 0;
    color: var(--site-muted);
    font-size: 0.95rem;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    width: 100%;
    justify-content: flex-start;
}

.site-nav-toggle {
    display: none;
    align-self: flex-start;
    border: 1px solid var(--site-border-strong);
    background: #ffffff;
    color: var(--site-black);
    padding: 10px 12px;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.site-nav a {
    color: var(--site-black);
    text-decoration: none;
    padding: 10px 12px;
    border: 1px solid transparent;
    font-size: 0.95rem;
    font-weight: 600;
}

.site-nav a:hover,
.site-nav a.active {
    border-color: var(--site-border-strong);
    background: #ffffff;
}

/* Navigation dropdown groups */
.nav-group {
    position: relative;
}

.nav-group-toggle {
    color: var(--site-black);
    text-decoration: none;
    padding: 10px 12px;
    border: 1px solid transparent;
    font-size: 0.95rem;
    font-weight: 600;
    background: transparent;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-group-toggle:hover,
.nav-group-toggle[aria-expanded="true"] {
    border-color: var(--site-border-strong);
    background: #ffffff;
}

/* Style dropdown toggle when it contains an active child */
.nav-group:has(.nav-group-items a.active) .nav-group-toggle {
    border-color: var(--site-border-strong);
    background: #ffffff;
}

.nav-group-toggle::after {
    content: "";
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid currentColor;
    margin-left: 4px;
    transition: transform 0.2s;
}

.nav-group-toggle[aria-expanded="true"]::after {
    transform: rotate(180deg);
}

.nav-group-items {
    position: absolute;
    top: 100%;
    left: 0;
    background: #ffffff;
    border: 1px solid var(--site-border);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    min-width: 180px;
    z-index: 1001;
    padding: 8px 0;
}

.nav-group-items a {
    display: block;
    padding: 10px 16px;
    border: none;
    white-space: nowrap;
}

.nav-group-items a:hover,
.nav-group-items a.active {
    background: var(--site-bg);
    border: none;
}

.site-breadcrumbs {
    padding: 16px 0 0;
    font-size: 0.95rem;
    color: var(--site-muted);
}

.site-main {
    padding: 24px 0 64px;
}

.site-panel {
    background: var(--site-panel);
    border: 1px solid var(--site-border);
}

.service-hero {
    padding-bottom: 24px;
    margin-bottom: 32px;
    border-bottom: 4px solid var(--site-black);
}

.service-kicker {
    color: var(--site-muted);
    font-size: 0.95rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0 0 8px;
}

.service-title {
    margin: 0 0 12px;
    font-size: clamp(2rem, 4vw, 3.25rem);
    line-height: 1.08;
    color: var(--site-black);
    font-weight: 700;
}

.service-lead {
    font-size: 1.15rem;
    color: var(--site-muted);
    margin: 0;
    text-wrap: pretty;
}

.trust-list,
.content-list {
    margin: 16px 0 0;
    padding-left: 20px;
}

.trust-grid,
.info-grid,
.report-grid,
.summary-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.summary-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.trust-card,
.info-card,
.report-card,
.summary-card {
    background: #ffffff;
    border: 1px solid var(--site-border);
    padding: 20px;
}

.summary-card__label {
    color: var(--site-muted);
    font-size: 0.95rem;
    margin: 0 0 6px;
}

.summary-card__value {
    margin: 0;
    font-size: 2rem;
    font-weight: 700;
    color: var(--site-black);
}

.section-title {
    margin: 0 0 12px;
    font-size: 1.8rem;
    color: var(--site-black);
}

.section-body {
    margin-bottom: 28px;
}

/* About page: supplementary note beneath the stat cards. */
.coverage-note {
    margin-top: 16px;
    font-size: 1rem;
    color: var(--site-muted);
}

/* Description list — gov.uk-style bordered key/value list */
.description-list {
    margin: 0;
    padding: 0;
}

.description-list__item {
    border-top: 1px solid var(--site-border);
    padding: 16px 0;
}

.description-list__item:last-child {
    border-bottom: 1px solid var(--site-border);
}

.description-list__item dt {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--site-black);
    margin: 0 0 4px;
}

.description-list__item dd {
    margin: 0;
    color: var(--site-text);
}

.description-list__item dd + dd {
    margin-top: 8px;
}

.button,
.button-secondary {
    display: inline-block;
    padding: 12px 18px;
    border: 2px solid var(--site-black);
    background: var(--site-black);
    color: #ffffff;
    text-decoration: none;
    font-weight: 700;
}

.button:hover,
.button-secondary:hover {
    background: #333333;
    border-color: #333333;
    color: #ffffff;
}

.button-secondary {
    background: #ffffff;
    color: var(--site-black);
}

.inset-text {
    border-left: 6px solid var(--site-black);
    background: #ffffff;
    padding: 16px;
    margin: 20px 0;
}

.notice,
.flash-success,
.flash-error {
    padding: 16px;
    margin-bottom: 16px;
    border-left: 6px solid var(--site-black);
    background: #ffffff;
}

.site-footer {
    border-top: 1px solid var(--site-border);
    background: #ffffff;
}

.site-footer__inner {
    padding: 24px 0 40px;
    color: var(--site-muted);
    font-size: 0.95rem;
}

.site-footer__links {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 12px;
}

.site-footer__links a {
    color: var(--site-black);
}

@media (max-width: 900px) {
    .trust-grid,
    .info-grid,
    .report-grid,
    .summary-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 700px) {
    .trust-grid,
    .info-grid,
    .report-grid,
    .summary-grid {
        grid-template-columns: 1fr;
    }

    .service-hero {
        padding: 24px 20px;
    }

    .site-header__inner {
        align-items: stretch;
    }

    .site-nav-toggle {
        display: none;
        justify-content: center;
        width: fit-content;
    }

    .js-enabled .site-nav {
        display: none;
    }

    .js-enabled .site-nav.is-open {
        display: flex;
    }

    .js-enabled .site-nav-toggle {
        display: inline-flex;
    }

    .site-nav {
        flex-direction: column;
    }

    .nav-group-items {
        position: static;
        box-shadow: none;
        border: none;
        border-left: 2px solid var(--site-border);
        margin-left: 12px;
        padding: 4px 0;
    }

    .nav-group-toggle {
        width: 100%;
        justify-content: space-between;
    }

    .nav-group-items a {
        padding: 8px 16px;
    }
}