:root {
    --bg: #030507;
    --panel: #0d1117;
    --text: #e6edf3;
    --muted: #9aa4af;
    --line: rgba(0, 242, 254, 0.2);
    --accent: #00f2fe;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font: 16px/1.7 -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

main {
    width: min(920px, calc(100% - 32px));
    margin: 32px auto;
    padding: clamp(24px, 5vw, 48px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    background: var(--panel);
}

h1,
h2 {
    color: var(--text);
    line-height: 1.25;
}

h1 {
    margin: 18px 0 8px;
    font-size: clamp(28px, 6vw, 42px);
}

h2 {
    margin: 34px 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--line);
    font-size: clamp(21px, 4vw, 27px);
}

p,
li,
td {
    color: var(--muted);
}

strong,
th {
    color: var(--text);
}

a {
    color: var(--accent);
    text-underline-offset: 3px;
}

.back-link {
    display: inline-flex;
    color: var(--muted);
}

.document-date {
    margin-top: 0;
    color: var(--accent);
    font: 13px/1.5 monospace;
}

.notice {
    padding: 18px;
    border-left: 3px solid var(--accent);
    border-radius: 0 14px 14px 0;
    background: rgba(0, 242, 254, 0.06);
}

table {
    width: 100%;
    margin: 18px 0;
    border-collapse: collapse;
}

th,
td {
    padding: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: left;
    vertical-align: top;
}

@media (max-width: 640px) {
    main {
        width: min(100% - 20px, 920px);
        margin: 10px auto;
        padding: 20px;
        border-radius: 18px;
    }

    table,
    tbody,
    tr,
    th,
    td {
        display: block;
    }

    th {
        border-bottom: 0;
    }
}