:root {
    --primary-600: #0f172a;
    --primary-500: #1e293b;
    --gray-50: #f9f9fb;
    --gray-200: #e4e4e8;
    --gray-400: #8e8e93;
    --gray-600: #48484a;
    --text: #000000;
    --bg: #ffffff;
    --border: #e4e4e8;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 100%;
    overflow-x: hidden;
}

body {
    margin: 0;
    color: var(--text);
    background: var(--bg);
    font-family: system-ui, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 1.0625rem;
    line-height: 1.55;
}

a {
    color: var(--primary-600);
}

a:hover {
    color: #000000;
}

a:focus-visible {
    outline: 2px solid #000000;
    outline-offset: 2px;
}

.skip {
    position: absolute;
    left: 0.75rem;
    top: 0.75rem;
    transform: translateY(-150%);
    background: #ffffff;
    padding: 0.4rem 0.7rem;
}

.skip:focus {
    transform: none;
}

.site-header {
    border-top: 4px solid var(--primary-600);
    border-bottom: 1px solid var(--border);
    background: #ffffff;
}

.wrap {
    width: min(68rem, 100%);
    margin-inline: auto;
    padding-inline: 1.25rem;
    overflow-wrap: break-word;
}

.bar {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem 1.5rem;
    padding: 0.9rem 0;
}

.brand {
    color: #000000;
    font-weight: 700;
    letter-spacing: 0.01em;
    text-decoration: none;
}

.brand span {
    display: block;
    margin-top: 0.1rem;
    color: var(--gray-600);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0;
}

nav {
    max-width: 100%;
}

nav ul {
    display: block;
    margin: 0;
    padding: 0;
    list-style: none;
}

nav li {
    display: inline;
}

nav a {
    display: inline-block;
    margin: 0.15rem 1rem 0.15rem 0;
    color: var(--primary-600);
    font-size: 0.95rem;
    text-decoration: none;
}

nav a[aria-current="page"] {
    color: #000000;
    box-shadow: inset 0 -2px 0 #000000;
}

main {
    padding: 2rem 0 3rem;
}

h1 {
    margin: 0 0 0.75rem;
    font-size: clamp(1.7rem, 1.2rem + 1.6vw, 2.15rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

h2 {
    margin: 2rem 0 0.55rem;
    font-size: 1.25rem;
    line-height: 1.3;
}

h3 {
    margin: 1.35rem 0 0.4rem;
    font-size: 1.05rem;
}

p,
ul,
ol,
dl,
blockquote {
    margin: 0.65rem 0;
}

.lead {
    font-size: 1.15rem;
    color: var(--primary-500);
}

.note {
    color: var(--gray-600);
    font-size: 0.95rem;
}

.placeholder {
    margin: 0.8rem 0 1rem;
    padding: 0.9rem 1rem;
    background: var(--gray-50);
    border: 1px dashed var(--gray-400);
}

.placeholder .tag {
    margin: 0 0 0.35rem;
    color: var(--gray-600);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin: 1rem 0;
}

.card {
    padding: 1rem 1.1rem;
    background: #ffffff;
    border: 1px solid var(--border);
}

.card h2,
.card h3 {
    margin-top: 0;
}

dl.req {
    margin: 0.5rem 0 0;
}

dl.req div {
    display: grid;
    grid-template-columns: 9.5rem 1fr;
    gap: 0.25rem 1rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
}

dt {
    color: var(--gray-600);
    font-size: 0.92rem;
}

dd {
    margin: 0;
}

.toc {
    margin: 1.25rem 0 0;
    padding: 0;
    list-style: none;
}

.toc a {
    display: block;
    padding: 0.7rem 0;
    border-bottom: 1px solid var(--border);
    text-decoration: none;
}

.toc a span {
    display: block;
    margin-top: 0.15rem;
    color: var(--gray-600);
    font-size: 0.9rem;
}

.legal-doc h1 {
    font-size: clamp(1.45rem, 1.1rem + 1vw, 1.8rem);
}

.legal-doc h2 {
    font-size: 1.12rem;
}

.legal-doc ul {
    padding-left: 1.25rem;
}

.legal-doc li {
    margin: 0.25rem 0;
}

.table-wrap {
    margin: 1rem 0;
    overflow-x: auto;
}

.legal-doc table {
    width: 100%;
    min-width: 36rem;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.legal-doc th,
.legal-doc td {
    padding: 0.45rem 0.6rem;
    border: 1px solid var(--border);
    text-align: left;
    vertical-align: top;
}

.legal-doc th {
    background: var(--gray-50);
    font-weight: 600;
}

blockquote {
    padding: 0.7rem 1rem;
    background: var(--gray-50);
    border-left: 3px solid #000000;
}

.site-footer {
    padding: 1.4rem 0 2rem;
    background: var(--gray-50);
    border-top: 1px solid var(--border);
    color: var(--gray-600);
    font-size: 0.92rem;
}

.site-footer p {
    margin: 0.3rem 0;
}

@media (min-width: 700px) {
    .cards {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .bar {
        flex-direction: column;
        align-items: stretch;
    }

    nav li {
        display: block;
    }

    nav a {
        margin: 0.2rem 0;
    }
}

@media (max-width: 520px) {
    .wrap {
        padding-inline: 0.75rem;
    }

    dl.req div {
        grid-template-columns: 1fr;
        gap: 0.1rem;
    }
}