:root {
    color-scheme: dark;
    --bg: #090909;
    --panel: #111;
    --panel-soft: #161616;
    --text: #f4f4f4;
    --muted: #aaa;
    --border: #2a2a2a;
    --accent: #7bcf47;
    --accent-soft: rgba(123, 207, 71, 0.12);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.65;
}

a {
    color: var(--accent);
}

a:hover {
    color: #91dd60;
}

header {
    padding: 64px 24px 48px;
    text-align: center;
    border-bottom: 1px solid var(--border);
    background: radial-gradient(circle at top, rgba(123, 207, 71, 0.08), transparent 52%);
}

.logo {
    color: var(--accent);
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: 0.18em;
}

h1 {
    margin: 14px 0 8px;
    font-size: clamp(2rem, 5vw, 3.6rem);
    line-height: 1.08;
}

header > p {
    max-width: 780px;
    margin: 8px auto;
    color: var(--muted);
}

.last-updated {
    font-size: 0.9rem;
}

.layout {
    display: grid;
    grid-template-columns: 240px minmax(0, 820px);
    gap: 40px;
    max-width: 1140px;
    margin: 0 auto;
    padding: 44px 24px 72px;
}

nav {
    position: sticky;
    top: 24px;
    align-self: start;
    padding: 18px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--panel);
}

nav strong {
    display: block;
    margin-bottom: 10px;
}

nav a {
    display: block;
    padding: 7px 0;
    color: var(--muted);
    font-size: 0.9rem;
    text-decoration: none;
}

nav a:hover {
    color: var(--accent);
}

main {
    min-width: 0;
}

section {
    margin-bottom: 18px;
    padding: 26px 28px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--panel);
}

section:target {
    border-color: rgba(123, 207, 71, 0.55);
}

h2 {
    margin: 0 0 14px;
    font-size: 1.45rem;
    line-height: 1.3;
}

h3 {
    margin: 22px 0 8px;
    font-size: 1.05rem;
}

p {
    margin: 10px 0;
}

ul,
ol {
    padding-left: 24px;
}

li + li {
    margin-top: 7px;
}

.notice {
    margin: 18px 0;
    padding: 16px 18px;
    border-left: 3px solid var(--accent);
    background: var(--accent-soft);
}

.address {
    font-style: normal;
}

footer {
    padding: 30px 24px 40px;
    text-align: center;
    color: var(--muted);
    border-top: 1px solid var(--border);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px 18px;
    margin-top: 12px;
}

.footer-links a {
    font-size: 0.9rem;
    text-decoration: none;
}

@media (max-width: 820px) {
    header {
        padding-top: 44px;
    }

    .layout {
        display: block;
        padding-top: 24px;
    }

    nav {
        position: static;
        margin-bottom: 24px;
    }

    section {
        padding: 22px 20px;
    }
}